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

About this item

• 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.
• CAPTURE YOUR MOMENTS: Save every moment with clarity using your smart watch. Now you can enjoy your video calls and selfies with brightness, details and enhanced clarity.
• WATCH YOUR HEART: Equipped with a heart rate sensor and a built-in heart rate monitor, you can check your heart rate during a workout; see your resting, walking, breathe, workout, and recovery rates throughout the day; or take a new reading at any time.
• LONGER BATTERY LIFE: Give your charger a rest. The 2700 mAh battery eliminates the need for daily charging and helps you keep up with your busy week.

• DM100 Specifications
  Product	Functions	HD large screen, large memory, independent phone call (support 4G, 3G & 2G), GPS, app download, browser, music, heart rate, pedometer, multi-sport modes, find phone, calendar, recorder, Google Play, Google Map
  Hardware	CPU	MT6739
  	Memory	RAM 1GB ROM 16GB/ RAM 3GB ROM 32GB
  	Camera	500 MP
  	Connections	4G/3G/2G, WiFi, GPS, Bluetooth
  	Networks	2G	GSM:B2+B3+B5+B8
  		3G	WCDMA :B1+B2+B5+B8
  			TD-SCDMA:B34/39
  		4G	LTE-FDD:B1+B2+B3+B5+B7+B12+B20
  			LTE-TDD:B38+B39+B40+B41(100MHz)
  	Pedometer	Support
  	WiFi	Support both 2.4G/5G
  	GPS	Support
  	Heart Rate	Support
  	Bluetooth	V4.0
  Cosmetic	Dimensions	75.2MM *52MM*16.6MMMM (L+W+H) Long strap:120MM Short strap:80MM
  	Gift box	L95 mm, W110 mm,H 83 mm
  	Color	silver , gun metal
  	Weight (Unit)	154g
  Display	LCD	2.86"
  	Resolution	640*480"IPS full mount screen,
  Structure	Speaker	1609 BOX
  	Microphone	Yes
  	Battery	2700mA high-capacity high-pressure polymer battery
  	Vibration	Yes
  	Button	2 button
  Interface	Charging/Data	Magnetic pogo pin
  Watch Languages	English, German, Portuguese, Spanish, French, Italian, Norwegian, Polish, Vietnamese, Turkish, Greek, Russian, Ukrainian, Hebrew Language, Bengali, Thai, Korean, Japanese, Indonesian, Dutch, Arabic, Persian, Burmese, Hindi, Chinese Simplified, Chinese Traditional
  App Languages	App: WiiWatch 2 English, Chinese :WiiWatch 2

Rainbuvvy is a vertically integrated smartwatch innovator based in China, operating both as the manufacturer behind global wearable brands and the creator of our own international smartwatch brand Rainbuvvy. With a dedicated team of 45+ engineers and industry specialists, we deliver OEM/ODM solutions, private label customization, and wholesale distribution for partners worldwide.

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Why Partner With Us?

Dual-Core Expertise
As both a brand owner and manufacturer, we understand market trends from dual perspectives:
Rainbuvvy Brand: Available on Amazon, eBay, Walmart.com, and regional e-commerce platforms across North America, Europe, and APAC.
B2B Solutions: 7+ years in R&D and bulk production of smartwatches with IP68/CE/FCC certifications.

Agile Customization
Negotiableunits for white-label orders with 45-day rapid turnaround
- Customizable hardware (watch faces, straps) & software (UI, health algorithms)
- Pre-loaded multi-language support for global markets

End-to-End Control
Ownership of the entire supply chain – from PCB design, mold development to quality assurance – ensures 30% faster prototyping and zero supply chain bottlenecks.

Data-Driven Innovation
Our Shenzhen-based lab continuously upgrades features based on 1.2M+ user data points collected from Rainbuvvy consumers, keeping your products ahead in:
▸ Health monitoring accuracy (heart rate, SpO2, sleep)
▸ Sports mode optimization (100+ activity profiles)
▸ Battery efficiency (up to 15 days per charge)

Global Footprint
• 20,000㎡ production facility with annual output of 800K+ units
• Serving 50+ distributors and brands across US, Germany, UAE, and Australia
• Warehouses in Los Angeles and Hamburg for faster regional delivery

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Your Next Step
Whether you're a startup seeking small-batch customization or an established retailer needing bulk supply, Rainbuvvy becomes your wearable tech arm.