Main Functions:

Supports AI voice assistant, Bluetooth call making function, built-in 4 mini games, calculator function,Altitude pressure compass. Flashlight.

Health monitoring:

Heart rate monitoring, blood pressure monitoring, blood oxygen monitoring, sleep monitoring, all day heart rate measurement

Exercise recording:

Step count, calorie count, distance, stopwatch, timer

Other functions:

Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu styles (grid, list view), power saving mode, do not disturb mode, vibration intensity selection, time format, weather forecast, music control, alarm clock, search phone, 7 dial UI switches (customizable dial), do not disturb mode, water reminder, remote photography, female menstrual reminder, heart rate warning, Reminder for long sitting, search for phone, reject incoming calls

Watch word library language:

13 languages: Chinese, Traditional Chinese, English, German, Korean, Spanish, Japanese, French, Russian, Arabic, Ukrainian language, Italy, Portuguese (default English for factory language)

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.