AMOOWA Projector 4K Android 11 Review

- Leave a Comment
AMOOWA Projector 4K Android 11 Review

View on Amazon

The AMOOWA Projector 4K Android 11 is a small and portable projector. It’s really easy to set up. I simply took it out of the box. It was carefully packed in styrofoam to protect it from damage during shipping. I unpacked it and plugged it in. The projector is small enough to fit on a middle shelf or even on a small table. I connected it to my WiFi and it worked right away. I was able to stream movies and TV shows from my phone to the projector. The picture quality is very good. The colors are bright and the images are sharp. The projector is also very quiet. I can barely hear it running.

I really enjoyed using the AMOOWA Projector 4K Android 11. It’s a great way to watch movies and TV shows on a big screen. I also used it to play games with my friends. We had a lot of fun playing games on the big screen. The projector is also very easy to use. I didn’t need any help setting it up or using it. I was able to figure it out all by myself. I would definitely recommend the AMOOWA Projector 4K Android 11 to anyone who is looking for a small and portable projector.

I recently purchased the AMOOWA Projector 4K Android 11. I was excited to try it out because I wanted to watch movies on a bigger screen. I was a little worried that it might be difficult to set up, but it was actually very easy. I just plugged it in and connected it to my WiFi. The projector has a built-in operating system, so I didn’t need to connect it to my computer. I was able to stream movies and TV shows directly from my phone. The picture quality is very good. The colors are bright and the images are sharp. I was also impressed with the sound quality. The projector has a built-in speaker, but I also connected it to my Bluetooth speaker. This made the sound even better. I had a great time watching movies on the AMOOWA Projector 4K Android 11. It’s a great way to enjoy movies and TV shows on a big screen. Read more…

Related Posts

About TrendyProjectors.com

TrendyProjectors.com is an evolving blog that focuses on product reviews. The product reviews provided here are after an extensive research. The research is conducted using various popular shopping websites, gadget blogs, discussion forums and more. Most of the reviews are taken from user's reviews posted on various selling platforms. In case, you want to publish your review on TrendyProjectors.com blog, please contact us via the contact page, we will be happy to assist you. Thanks

View all posts by TrendyProjectors.com →

Best Amoowa Projector 4k Android 11 Deals

Mini Portable Projector with 4K Support, Bluetooth 5.4 WIFI6, 5watt Sound Base Speaker, 160 ANSI, Android 11, 210° Rotation , Auto Keystone Correction Video Projector HY300 ULTRA

Image of Mini Portable Projector with 4K Support, Bluetooth 5.4 WIFI6, 5watt Sound Base Speaker, 160 ANSI, Android 11, 210° Rotation , Auto Keystone Correction Video Projector HY300 ULTRA

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 【Upgraded Model - Stronger Performance】HY300 ULTRA smart projector, as an upgraded model of HY300PRO, is equipped with advanced Android TV 11.0 system, continuing the advantages of Mali-G31 GPU and WiFi 6 technology, new motorised focus function, 160 ANSI lumens high brightness upgrade, Bluetooth 5.4, and built-in application ecosystem continues to expand, enjoying Prime Video/YouTube and other platforms over 500,000 film and television resources. The built-in application ecosystem continues to expand, enjoying more than 500,000 film and TV resources on Netflix/Prime
  • ✅ 【Multi-dimensional Space Projection - Scene Breakthrough】HY300 ULTRA inherits the 210° free rotation gene, and the new generation of swivel bracket is more solid to realise multi-dimensional projection on the wall/ceiling/floor. Seamless switching between home theatre, business meeting and online classroom teaching scenarios, and the upgraded short-focus lens enables 2m to project a 100-inch giant screen, increasing the space utilisation rate by 30%.
  • ✅ 【Dual Intelligent Correction + HiFi Sound Quality】Upgraded 5W Soundbase speakers, six-way auto keystone correction, TOF laser focus, 0.8 seconds flat screen. Built-in DSP audio processor, 360° surround sound field is 25% larger than the previous generation, new night cinema mode intelligently adjusts the sound pressure, perfect for late-night viewing.
  • ✅ 【Cinema-level picture quality engine】using the new RGB + B four-channel LED light source, 160ANSI lumens brightness than the previous generation to enhance 50%, with HDR10 + dynamic decoding technology. 1080P physical resolution compatible with the 4K input, 2000:1 contrast ratio presents a deeper dark field details, MEMC motion compensation to effectively eliminate high-speed screen drag.
  • ✅ 【Super Cooling System】Innovative turbo dual air duct design, operating noise down to 22dB(A) 12% lower than its predecessor, lower continuous operating temperature. Retain HDMI2.1/USB3.0/Bluetooth 5.4 multi-interface configuration, new NAS LAN direct connection function, support simultaneous connection of devices to cast screen

Product Details

Brand:SKUOU
Model:HY300 ULTRA
Color:HY300 Ultra
Warranty:1

Wielio 2026 Smart Projector Android TV with WiFi 6 and Bluetooth 5.0 Built in 1000+ Apps 240 ANSI Portable Bedroom Mini Movie Projector Support 4K/1080P Auto Keystone & Zoom

Image of Wielio 2026 Smart Projector Android TV with WiFi 6 and Bluetooth 5.0 Built in 1000+ Apps 240 ANSI Portable Bedroom Mini Movie Projector Support 4K/1080P Auto Keystone & Zoom

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 【Android 11 Smart System – Endless Entertainment at Your Fingertips】 Powered by Android 11, this projector enables direct app downloads and seamless streaming. Easily transform any room into a personal cinema—perfect for home or outdoor use. Enjoy one-click access to content, Prime Video, and YouTube, featuring over 1,000,000 FHD videos. Download your favorite apps directly from the built-in App Store with no extra devices required.
  • ✅ 【240Ansi-Support 1080p & 4K Cinema-Quality Clarity】Experience crisp Support 1080p visuals with full 4K content support. Enjoy stunning detail and lifelike images for movie nights, gaming, or outdoor screenings.
  • ✅ 【Wireless Connectivity Smooth, Lag-Free Streaming】 Equipped with Bluetooth 5.0 and WiFi 6 for ultra-stable, lag-free wireless projection. Stream high-quality video without buffering or cables indoors or outdoors directly from your phone or tablet.
  • ✅ 【120°Adjustable Stand Flexible Viewing Angles】 The tool-free 120 adjustable stand lets you project onto walls, tents, or ceilings from virtually any angle for home, backyard, or outdoor adventures.
  • ✅ 【Auto Keystone & 50% Size Adjustment with Manual Focus– Effortless Setup】 Setup in Seconds. Get a perfectly rectangular picture automatically, right out of the box. Easily adjust the image size to match your wall or screen, in any room. Quick, flexible, and hassle-free.

Product Details

Brand:Wielio
Model:269D
Color:white
Dimensions:6.37 X 6.1 X 9.33 inches
Warranty:2

Mini Portable Projector 4K WiFi 6 BT 5.2 Upgraded Portable Projector Full HD Supported for Phone /PC /TV /HDMI /PS5 /Laptop Auto Keystone Home Theater 180° Rotation [Built-in App] White

Image of Mini Portable Projector 4K WiFi 6 BT 5.2 Upgraded Portable Projector Full HD Supported for Phone /PC /TV /HDMI /PS5 /Laptop Auto Keystone Home Theater 180° Rotation [Built-in App] White

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 1. Direct projection from iPhone/Android brings exceptional visual quality: This portable mini projector allows you to easily enjoy high-definition image quality. Whether it's a home theater, a business presentation or outdoor entertainment, you can enjoy smooth and clear images and an immersive visual feast with just one click.
  • ✅ 2. 180° Rotation for Maximum Installation Flexibility：Thanks to its 180° rotation feature, this projector allows for a variety of projections from different angles. Whether you want to project on a wall, ceiling, or inclined surface, this projector easily meets your needs for quick and easy installation.
  • ✅ 3. Android 11.0 and Netflix built-in, unlimited entertainment：This projector comes with Android 11.0 and a built-in Netflix app, giving you direct access to your favorite movies, series and content without the need for an additional device. Enjoy instant, uninterrupted entertainment from the comfort of your home.
  • ✅ 4. Advanced connectivity with WiFi 6 and Bluetooth 5.0：Get the latest connectivity with WiFi 6, which offers faster connection speeds and a greater range for smooth streaming. Bluetooth 5.0 makes it easy to connect wireless audio devices such as speakers or headphones for the best audio experience.
  • ✅ 5. Automatic keystone correction for perfect projection：The automatic keystone correction feature ensures that the projected image is always perfectly aligned, even if the projector is mounted at a non-optimal angle. Simply adjust the angle of the projector and the image will automatically adjust to the ideal rectangular projection.

Product Details

Brand:Thunrlge
Model:HY300
Color:white
Dimensions:130 X 40 X 1 inches
Warranty:2 Year Manufacturer

[Built-in Apps & 2026 Upgraded] Mini Projector with Wi-Fi 6 & Bluetooth 5.4, 1080P 4K Support Full HD, Auto Keystone 360° Portable Home Cinema Smart Projector for iOS/Android X1

Image of [Built-in Apps & 2026 Upgraded] Mini Projector with Wi-Fi 6 & Bluetooth 5.4, 1080P 4K Support Full HD, Auto Keystone 360° Portable Home Cinema Smart Projector for iOS/Android X1

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 【SMART Android 14 Projector with Auto Keystone Correction | Built-in Apps】This intelligent projector features integrated Android TV, providing immediate access to: Over 10,000 apps and extensive streaming libraries; 800+ complimentary channels; Seamlessly cast content from your smartphone to share videos, games or photos in moments.
  • ✅ 【NATIVE 720P Full HD Projection | 300 ANSI Lumens High Brightness】Delivering certified Full HD 720P resolution with 300 ANSI lumens brightness and 15,00:1 dynamic contrast for exceptional detail reproduction and rich colour accuracy, recreating an authentic cinema-scale viewing experience.
  • ✅ 【WIFI 6 & Bluetooth 5.4 | Stable Streaming with Minimal Latency】Experience significantly reduced buffering with Wi-Fi 6 connectivity, maintaining consistently smooth playback for films and games. Seamlessly pair wireless speakers via Bluetooth or utilise the integrated 3W RMS stereo sound system for enhanced audio immersion. Ideal for cinematic viewing, gaming sessions or ceiling-mounted installations.
  • ✅ 【PORTABLE & Multi-Mount Design】This compact mini projector (L6"x φ3" , 0.8 lbs) features versatile mounting options including ceiling, tabletop, and tripod installation - adapting effortlessly to any space or occasion. Its ultra-lightweight body makes it perfect for home theaters, outdoor movies, or on-the-go presentations.
  • ✅ 【EYE Comfort Technology with Extended Durability】Designed for prolonged viewing comfort, the blue light reduction lens helps minimise eye strain during extended use. Coupled with an energy-efficient 30,000-hour LED light source (rated lifespan under standard testing conditions) and low-noise thermal management system, the projector maintains consistent performance. Includes HDMI/USB for games consoles, streaming devices or external audio systems.

Product Details

Brand:WEMI
Model:X1BQ
Size:Portable Small Mini
Color:X1BQ White
Dimensions:3.5039370043 X 3.5039370043 X 5.9842519624 inches
Warranty:① 2-Year Warranty & 1-Year Free Replacement. ② Please clean the lens regularly. ③ Please seal it if not used for a long time to avoid dust.

Mini Projector with WiFi 6 and Bluetooth 5.2, Built-in App Smart Portable Projector Support 4K 1080P FHD, 180° Rotatable, AutoKeystone, Android 11, Compatible with HDM/USB/Phone/Laptop

Image of Mini Projector with WiFi 6 and Bluetooth 5.2, Built-in App Smart Portable Projector Support 4K 1080P FHD, 180° Rotatable, AutoKeystone, Android 11, Compatible with HDM/USB/Phone/Laptop

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 【Built-in Apps and Versatile Connectivity】Truzcn smart projector features Android TV 11—no extra devices needed, simply connect to Wi-Fi to stream Disney+, YouTube, and countless other apps seamlessly. This hy300 pro mini projector features HDMI and USB ports for effortless connection to gaming consoles, usb drive, or laptop etc, making it the perfect choice for home entertainment, outdoor projection, and office presentations
  • ✅ 【4K & 1080P Support】Truzcn HD mini projector supports video playback in 4K and 1080P formats and it's native resolution is 1080P. This portable projector utilizes advanced LCD projection technology to enhance screen contrast (2000:1) and color accuracy. Combined with 210ANSI brightness, it delivers vivid and dynamic visual effects, perfect for watching films and photos
  • ✅ 【Built-in WiFi 6 + Bluetooth 5.2】This mini projector supports fast and stable wireless screen mirroring for Android, iPhone, and tablet via advanced Wi-Fi 6(Note: The device and projector must be connected to the same Wi-Fi ). Bluetooth 5.2 enables instant pairing with speakers/headphones for synchronized audio. No more messy cables—enjoy wireless freedom and immersive home theater experiences anywhere
  • ✅ 【Auto Keystone, 180°Rotation & Digital Zoom】No Mount Needed, this portable projector allows seamless 180° rotation for screens, wall, ceiling, or even floor projections. Auto keystone correction ensures aligned visuals, adjust the focus through the focus wheels to quickly get the clear picture. The projection size is 30-200 inches
  • ✅ 【Portable Mini Projector】Measuring just 3.9 × 3.9 × 6.6 inches and weighing only 1.1 lb, this portable mini projector slips easily into a backpack or handbag. Whether for dorm rooms, compact living spaces, or travel, it lets you enjoy big-screen entertainment anywhere, freeing you from the bulk and hassle of traditional projectors(Power connection is required for use)

Product Details

Brand:Truzcn
Size:Pro
Color:White
Dimensions:5.7 X 4.8 X 6.69 inches
Warranty:1 Year

[2000 ANSI Daylight Visible] Native 1080P Smart Video Projector 4K 8K Input, Android 14 Projecteur Portatif with HiFi Sound, Auto Focus & Keystone, WiFi Bluetooth Home Theater for iPhone/Netflix X7

Image of [2000 ANSI Daylight Visible] Native 1080P Smart Video Projector 4K 8K Input, Android 14 Projecteur Portatif with HiFi Sound, Auto Focus & Keystone, WiFi Bluetooth Home Theater for iPhone/Netflix X7

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ [2000 ANSI & DAYLIGHT VISIBLE] Ditch the dark rooms! With 2000 ANSI lumens, this smart projector delivers crystal-clear, ultra-bright visuals even in broad daylight. Whether you’re building an immersive home theater indoors or setting up backyard movie nights outdoors, enjoy sharp, vibrant clarity anytime, anywhere.
  • ✅ [NATIVE 1080P & 4K/8K DECODING] Boasting native 1080P resolution, 10-bit color depth, an 18000:1 contrast ratio, and 93% color gamut, this projector delivers crisp, true-to-life visuals with sharp contrast and vibrant color details. Powered by an upgraded H726 chip, it offers over 30% faster system response and premium visual performance. It supports 4K/8K decoding, with all 4K/8K content presented at the native 1080P resolution.
  • ✅ [Android TV OS & BUILT-IN APPS] This Android 14 OS smart projector features a built-in Play Store with 10,000+ apps and 800+ free live channels. No extra devices needed: it directly supports streaming apps including Netflix, Prime Video, YouTube, Tubi, Disney+ and more, simplifying operation for a more convenient movie-viewing experience.
  • ✅ [AI AUTO CALIBRATION & SCREEN FIT] This versatile ceiling-ready projector is equipped with an intelligent AI auto-calibration system, supporting instant auto focus, keystone correction, obstacle avoidance, screen fitting, and orientation detection, zero setup, crisp images in seconds. Whether positioned sideways, ceiling-mounted, or used in complex environments, it automatically fine-tunes for perfectly aligned images. Say goodbye to tedious manual adjustments and enjoy a flawless home theater viewing experience right away.
  • ✅ [WIFI 6 & BLUETOOTH 5.4] Ultra-fast WiFi 6 works seamlessly with iOS, Android, and Windows devices. Stream 4K content via WiFi 6 — zero buffering! This wireless projector comes with upgraded WiFi 6 technology, delivering 3x faster speeds for smooth, lag-free streaming. With built-in support for Android Miracast/Apple AirPlay/Apple Wired Connection/Transcreen (download required), you can cast your favorite content to the big screen with just one tap. Bi-directional Bluetooth 5.4 Connection — Connect the projector to Bluetooth speakers for richer, more powerful sound.

Product Details

Brand:WEMI
Model:X7AR Black and Slate Gray
Size:Portable
Color:Black and Slate Gray
Dimensions:8.8582677075 X 5.7086614115 X 7.086614166 inches
Warranty:2-Year Warranty & 1-Year Free Replacement.

Mini Projector 4K support with Dual-Band WIFI6 5G Wireless 5.4 Bluetooth Android 11, Soundbase Speaker, Auto Vertical Keystone 180°Rotatable Portable Projector for Home Bedroom Outdoor

Image of Mini Projector 4K support with Dual-Band WIFI6 5G Wireless 5.4 Bluetooth Android 11, Soundbase Speaker, Auto Vertical Keystone 180°Rotatable Portable Projector for Home Bedroom Outdoor

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 【Fast Dual-Band WiFi6 and Android 11.0】Powered by the advanced Android TV 11.0 system, this smart projector comes with a rich built-in app ecosystem that gives you easy access to mainstream streaming services, sitting on a massive content library of over 500,000 movies and TV shows. With the Mali-G31 GPU and WiFi 6 technology, it delivers superior connectivity and performance for an unparalleled smart movie watching experience.
  • ✅ 【Manual focus and Auto Keystone Correction】Equipped with manual focus and auto vertical keystone correction, this smart projector ensures a clear, perfectly aligned image every time. Whether it’s a movie night or a fun cartoon session for kids, enjoy a perfectly clear picture.
  • ✅ 【SoundBase Speaker and 180°Rotatable】SoundBase Speaker enhances both the visual and auditory experience, giving you rich sound and clear images without the need for external speakers. Supports 180° free rotation, whether it is wall, ceiling or floor projection, it can easily cope with it.
  • ✅ 【1080P/4K Compatible and High Contrast】Featuring LED projection technology, the PR06 delivers enhanced brightness and an 8000:1 high color contrast ratio. It supports 1080P/4K decoding and native 720P resolution, ensuring sharp visuals indoors or outdoors.
  • ✅ 【Quiet design and multi-function interface】With a highly efficient cooling system, the noise level is below 25 dB, ensuring a quiet viewing environment while enjoying stunning visual effects. Equipped with HDMI, USB and audio ports, the projector can be easily connected to external devices such as laptops, TV sticks and USB flash drives for seamless compatibility, expanding the boundaries of your entertainment.

Product Details

Brand:akimart
Model:HY300 Ultra
Color:White
Warranty:1 Year

Mini Projector with WiFi and Bluetooth, Built-in Rechargeable Battery Support 4K Auto Keystone 220° Rotation, Outdoor Movie Smart Projector for Bedroom/Home Cinema Compatible w Phone/TV Stick/HDMI/USB

Image of Mini Projector with WiFi and Bluetooth, Built-in Rechargeable Battery Support 4K Auto Keystone 220° Rotation, Outdoor Movie Smart Projector for Bedroom/Home Cinema Compatible w Phone/TV Stick/HDMI/USB

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ No Outlet Needed — Built-in Rechargeable Battery Powers Your Outdoor Movie Night | Most projectors die the moment you leave home. This portable projector features a built-in rechargeable battery with up to 3 hours of playback in Eco Mode, Ultra-Portable Compact Design - Pocket-sized mini projector — perfect for travel, camping, outdoor adventures. Just charge and play, no power outlet required. A true cord-free outdoor projector and camping projector that goes wherever you go.
  • ✅ Indoor & Outdoor Entertainment - Bedroom ceiling movie nights, backyard camping, living room home theater — The Ultimate Bedroom & Ceiling Projector | Imagine lying in bed watching movies on the ceiling above you — this mini projector makes it real. The 220° rotating stand gives you total freedom to project at any angle, turning any room into a home theater in seconds. Connect wirelessly to your phone via WiFi — no HDMI cables, no mess. The wireless projector for bedroom you've been waiting for.
  • ✅ Smart Projector with Android TV 11 — Stream YouTube & More Without Extra Devices | Stop paying for extra streaming sticks. This smart projector runs Android TV 11 with full Store access — stream YouTube, Prime Video and more directly from built-in apps. Dual-band WiFi 6 (2.4G + 5G) delivers smooth, buffer-free wireless streaming. Prefer your own TV stick? Connect it via HDMI (sold separately) for expanded options. One projector. Everything you want to watch.
  • ✅ Ultra HD 4K Projector - Native 720P with 4K support, 1500:1 contrast ratio for stunning home cinema. Auto keystone correction and electric focus ensure perfect image alignment on any surface. If the image is blurry, you can also manually rotate the lens ring to adjust the lens focus, quickly adjusting the image to the best condition. Scale from 30" to 200" and set up a full home theater projector experience in under a minute.
  • ✅ Wireless WiFi & Bluetooth 5.0 - Screen mirror iPhone / Android / Tablet / Laptop, built-in stereo speaker - This mini projector connects to virtually any device: wirelessly mirror your iPhone or Android via WiFi, plug in a TV Stick or laptop via HDMI, or play media directly from a USB drive. Bluetooth 5.2 instantly pairs with external speakers or headphones for immersive audio. And if you ever need help, our 24/7 support team has you covered.

Product Details

Brand:HOTPEAK
Color:White
Dimensions:6.3 X 4.72 X 8.46 inches
Warranty:1 Year Warranty

XENPONAD Mini Projector with WiFi and Bluetooth, 4K Supported Portable Smart Projector, Android 11 Built-in Apps, 260 ANSI Auto Keystone Short Throw Movie Projector for Bedroom, Camping, Outdoor Use

Image of XENPONAD Mini Projector with WiFi and Bluetooth, 4K Supported Portable Smart Projector, Android 11 Built-in Apps, 260 ANSI Auto Keystone Short Throw Movie Projector for Bedroom, Camping, Outdoor Use

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 【Smart Projector with Android 11 & Built-in Apps】Experience true smart functionality with Android 11. Unlike ordinary mini projectors, this smart projector comes with YouTube, Hulu, Prime Video pre-installed—no Fire Stick or Roku needed. As a projector with apps, you get access to Google Play Store for 1,000,000+ downloads. Perfect as a tv projector for living room or roku projector alternative, with 2GB RAM and 16GB storage for smooth performance.
  • ✅ 【Short Throw + Auto Keystone – Big Screen in Small Spaces】Transform any room into a theater! This short throw projector creates a 100" image from just 4-5 feet away—ideal for apartments and dorms. The auto keystone and ±50° 4-point correction ensure a perfectly rectangular picture, even when used as a ceiling projector or ceiling projector for bedroom. No more manual adjustments. Perfect as a wall projector or small projector for tight spaces.
  • ✅ 【4K Supported & 260 ANSI – Vibrant Visuals】This mini projector combines compact size with premium texture.. This portable projector delivers stunning 4K supported visuals with 260 ANSI lumens and 15,000:1 contrast ratio. Whether as a movie projector for film nights, a gaming projector for PS5/Xbox, or an outdoor movie projector for backyard parties, you'll enjoy sharp details and vivid colors. 50,000-hour LED lifespan means years of entertainment.
  • ✅ 【Pocket-Sized & Lightweight – The Ultimate Portable Mini Projector】At just 1.37lbs (0.62kg), this portable mini projector folds to the size of a water bottle—truly a pocket projector for travelers. Use it as a camping projector under the stars, a wireless projector for business trips, or a mini projector for iphone on the go.
  • ✅ 【WiFi 6 & Bluetooth 5.2 – Universal Connectivity】Connect effortlessly with WiFi 6 for buffer-free 4K streaming. Use it as a projector with wifi and bluetooth to pair wireless headphones or speakers. Works as a phone projector, phone projector for iphone, or bluetooth projector for iphone via AirPlay. HDMI input supports laptops, gaming consoles, Roku, and Fire Stick. This smart projector with wifi and bluetooth connects to all your devices.

Product Details

Brand:XENPONAD
Model:N6-2026
Color:white
Dimensions:3 X 2 X 5 inches
Warranty:2 year
Please share this:

Facebook         Twitter         Linkedin         Pinterest        

Leave a Reply

Your email address will not be published. Required fields are marked *