About this item

• 1. [Unlocked 4G mini smartphone] The mini smartphone supports 2G GMS850/900/1800/1900, BCO, 3G WCDMA B1/B5/B8, 4G FDD-LTE B1/B3/B5/B7/B8/B20/B28/B28A, 4G TDD-LTE B34/B38/B39/B40/B41. Note: Please make sure your SIM Card carrier supports these bands before your order it.
• 2. [ The Best Gift for Teenager or Child] The mini smartphone indeed possess numerous advantages, such as portability and ease of operation, which make it more convenient for children to stay in touch with parents and to a certain extent, satisfy their curiosity about new technology. Due to their small size and light weight, it enable children to carry them around effortlessly. Children can access learning resources through their phones at any time and from any location, engaging in self-directed learning.
• 3. [Most software supports downloading] It runs on Android 9.0 and is compatible with a wide range of application downloads. such as WhatsApps, WeChat, instagram, Youtube and many application in Google Play.
• 4. [ Large Capacity Battery and Multitude of Functions] It ensures that users can enjoy extends usage time without the hassle of frequent charging. It also supports voice calls, photography, recording, email, MP3, GPRS, FM radio, touchscreen, GPS navigation, messaging, SMS, MMS, video player, memory card slot, internet browser, Google Maps and more.
• 5. [Convenient one-handed operation] Due to its small size, the mini smartphone is ideal for one-handed holding and operation. Whether it's swiping the screen, typing, or performing other operations, they can all be easily accomplished, making it perfect for users who prioritize portability.

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.