Rainbuvvy Buying Guide & Brand Review (Sep. 2026 Updated)

4G Smart Watch 2.86 Inch Screen Android 7.1 3GB+32GB 5MP Camera 2700mAh Battery Smartwatch for Men

Features

BIGGEST SCREEN DISPLAY EVER MADE: Introducing the world's first large screen smart watch. Experience the most immersive and largest display ever. The 2.86 inch ( 640x480) display lets you see more at once.

FAST NETWORK: With a 4G support build in sim card slot now you can enjoy hands free calls and use various online apps anywhere and anytime on your bigger display.

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Original Smart Watch Accessories Charger Cable Dock for DM100 LEMFO LEM T TICWRIS 4G Big Screen Smart Watch Magnetic USB Charging Cable

Features

Original charger dock for smart watch DM100(2.86" screen) or LEMT.(Please note it just fit with this 2 models.)

4G Smart Watch Phone, Android 9.0 MTK6761 Quad Core 4GB+64GB Smartwatch 2.88" Large Screen Men Watch 2300mAh 5.0MP+13.0MP Dual Camera Face Unlock IP67 Waterproof Fitness Activity Tracker (Black)

Features

4G Android Smart Watch: Bulit-in card slot, support Nano SIM card, 4G LTE network, WiFi, BT 5.0 wireless connection. After inserting the SIM card(not included), you can answer and make calls on the watch directly. It also support video call, text message, voice call and other functions, easily handle important information on your wrist. (NOTE: Works with AT&T,C Spire,Sprint,miSpot,Mosaic Telecom,nTelos,T-Mobile,US Cellular,United Wireless,V-tel,Adams Networks)

13.0MP + 5.0MP Dual Camera: This large-screen smartwatch uses 13MP and 5 MP dual HD cameras, high-sensitivity sensor, colorful and detailed, support for photography, video chat, also suitable for sweeping payment, back to the image of the film. In addition, it also supports face unlock function to prevent the watch from being stolen and protect your privacy.

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Rainbuvvy Wrist Strap Replacement Strap Smart Watch Accesseries For 2.86" screen DM100 LEMFO Strap width 32MM with disassembly tool

Features

Wrist Strap

Rainbuvvy 4G Smart Watch 2.86 Inch Screen Android 7.1 1GB+16GB 5MP Camera 2700mAh Battery Smartwatch for Men (Silver, 1GB+16GB)

Features

BIGGEST SCREEN DISPLAY EVER MADE: Introducing the world's first large screen smart watch. Experience the most immersive and largest display ever. The 2.86 inch ( 640x480) display lets you see more at once.

FAST NETWORK: With a 4G support build in sim card slot now you can enjoy hands free calls and use various online apps anywhere and anytime on your bigger display.

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Rainbuvvy 4G Smart Watch 2.86 Inch Screen Android 7.1 1GB+16GB 5MP Camera 2700mAh Battery Smartwatch for Men (Black, 1GB 16GB)

Features

BIGGEST SCREEN DISPLAY EVER MADE: Introducing the world's first large screen smart watch. Experience the most immersive and largest display ever. The 2.86 inch ( 640x480) display lets you see more at once.

FAST NETWORK: With a 4G support build in sim card slot now you can enjoy hands free calls and use various online apps anywhere and anytime on your bigger display.

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Rainbuvvy DM101 4G Smart Watch for Men 2.41" Display Android 7.1 1GB RAM 16GB ROM 2080mAh Watch Phone with Face ID Dual Camera Bluetooth GPS IP67 Waterproof Smartwatch (Black - 3GB+32GB)

Features

Compared with the another 2.86" screen 4G smartwatch DM100, the 2.41" screen of DM101 watch is relatively small but larger than other smart watches. Not only suitable for men, but also for women and children. Furthermore, this watch also adds a camera. This means that this new watch has 2 cameras with 8.0MP front camera and 2.0MP side camera. It is more convenient for you to record every beautiful moment of life.

Both the Bluetooth watch and the smart watch phone. When this watch is connected to your smartphone via "wiiwatch 2" app, it can be useed as a Bluetooth watch. When there're incoming calls or new messages, it will notify you to avoid missing any important messages. Moreover, you can also use it to monitor your health and track your sports. When you insert a Nano SIM card, you can use it as a standalone smartphone to make and receive calls, reply to messages and download applications, etc.

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Rainbuvvy Smart Watch for Men, 4G Smartwatch for Android and iOS 2.88 Inch Touch Screen Android 9.0 OS 4GB+64GB Activity Tracker with Face Unlock Dual Cameras WiFi GPS Detachable Band (Black)

Features

2.88 inch HD Large Screen: High-definition and comfortable 2.88 inch TFT full touch large screen with 480*640 resolution, sensitive touch, smooth operation experience, smoothly play the apps you need. Bring a unique and innovative visual experience.

lndependent SIM card: The Smart watch built-in SlM card slot, support full Netcom 4G network and WiFi wireless fast Internetaccess. Support video call, text message, voice call and other functions, high-speed and stable network connection, easily handle important information on your wrist. (Note: The package does not include a SIM card.)

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Original Smart Watch Accessories Charger Cable Dock for DM101 4G Smart Watch(2.41" Screen), Magnetic USB Charging Cable

Features

Original charger dock for smart watch DM101(2.41" screen) only.

Rainbuvvy DM30 4G Smart Watch Dual System 1.6" IPS Large Screen 4GB+64GB 5.0MP Dual Camera Android 9.1 Smartwatch 1050mAh WiFi GPS Face ID Heart Rate Monitor Watch (Black Rubber Strap, 1GB+16GB)

Features

Dual System Smartwatch: SC9832E+PAR2822 dual system. With low power consumption chip, under the work of sports,music,heart rate,sleep monitor and other multi-sensor, to achieve lower power consumption computing,inheritance and innovation of the proud of the battery life.

Support 4G Network: Support separate SIM card. Convenient side card slot design, it can answer and make calls independently after inserting the SIM card, can replace your mobile phone. Supported frequency bands:GSM: B2+B3+ B5+B8; WCDMA : B1+B2+B5+B8; LTE-FDD:B1/B2/B3/B4/B5/B7/B8/B12/B17/B20LTE-TDD:B38+B39+ B40+B41(100M).

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Rainbuvvy DM101 4G Smart Watch for Men 2.41" Display Android 7.1 1GB RAM 16GB ROM 2080mAh Watch Phone with Face ID Dual Camera Bluetooth GPS IP67 Waterproof Smartwatch (Black - 1GB+16GB)

Features

Compared with the another 2.86" screen 4G smartwatch DM100, the 2.41" screen of DM101 watch is relatively small but larger than other smart watches. Not only suitable for men, but also for women and children. Furthermore, this watch also adds a camera. This means that this new watch has 2 cameras with 8.0MP front camera and 2.0MP side camera. It is more convenient for you to record every beautiful moment of life.

Both the Bluetooth watch and the smart watch phone. When this watch is connected to your smartphone via "wiiwatch 2" app, it can be useed as a Bluetooth watch. When there're incoming calls or new messages, it will notify you to avoid missing any important messages. Moreover, you can also use it to monitor your health and track your sports. When you insert a Nano SIM card, you can use it as a standalone smartphone to make and receive calls, reply to messages and download applications, etc.

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DM101 4G Smart Watch for Men 2.41" Display Android 7.1 1GB RAM 16GB ROM 2080mAh Watch Phone with Face ID Dual Camera Bluetooth GPS IP67 Waterproof Smartwatch (Silver - 1GB+16GB)

Rainbuvvy 4G Smart Watch Dual System 1.6" IPS Large Screen 4GB+64GB 5.0MP Dual Camera Android 9.1 Smartwatch 1050mAh WiFi GPS Fitness Tracker Sport Watch (4GB+64GB)

Features

⌚ Dual System Smartwatch: SC9832E+PAR2822 Dual System. Equipped with low power consumption chip, multi-sensors for sports, music, and restful sleep monitor, and low power computing, it boasts innovation and inheritance of battery life.

⌚ Support 4G Fast Network: With a 4G support build in sim card slot now you can enjoy hands free calls. Convenient side card slot design, it can answer and make calls independently after inserting SIM card, you can replace your cell phone. Supported frequency bands: GSM: B2+B3+B5+B8, WCDMA: B1+B2+B5+B8, LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B12/B17/B20LTE-TDD: B38+B39+B40+B41 (100M)

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Rainbuvvy 4G Smart Watch SL8541E Quad Core 2GB+16GB Rotating Camera Men Watch 1.75" AMOLED Large Screen Android 8.1 Smartwatch 1520mAh WiFi Bluetooth GPS Fitness Tracker Sport Watch (Black)

Features

⌚ 1.75 inch Smartwatch: High-definition and comfortable 1.75 inch full touch large screen with 466*466 resolution, sensitive touch smartwatch, smooth operation experience, smoothly play the apps you need. Bring a unique and innovative visual experience.

⌚ Rotatable Camera & GPS Positioning: The camera has a unique design with free rotation, support video call also support multi-direction photo. Smartwatch built-in GPS positioning navigation. Real-time reception of GPS/GLONASS satellite signals,precise trajectory, independent positioning and navigation.

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4G Smart Watch Phone, Android 11 Quad Core 4GB+64GB/128GB Smartwatch 2.64" Large Screen Men Watch 1200mAh Type-C Port 5.0MP Dual Camera WiFi Bluetooth GPS Fitness Activity Tracker Watches (128GB)