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701250 3.7V 400mAh LiPo Battery
$1.30
Model 701250 3.7V 400mAhlithium polymer battery. High energy density with built-in BMS protection. Ideal for portable electronics, wearables and IoT devices. Custom sizes available. HNF Battery manufacturer.
Product Overview
This 3.7V 400mAh 701250 lithium polymer battery is engineered for compact, high-performance applications. With UN38.3 and IEC 3C certifications, it meets international safety and transport standards, making it an ideal choice for global OEM/ODM procurement.
Key Specifications
| Parameter | Value |
|---|---|
| Nominal Voltage | 3.7V |
| Capacity | 400mAh |
| Cell Size | 7.0 × 12 × 50 mm |
| Cell Type | Lithium Polymer (LiPo) |
| Charge Voltage | 4.2V |
| Discharge Cut-off | 3.0V |
| Cycle Life | ≥500 cycles (80% capacity retention) |
| Operating Temperature | -20°C ~ +60°C |
| Certification | UN38.3 / IEC62133 / 3C |
Applications
- TWS Earphone Charging Cases
- Video Pens & Action Cameras
- GPS Trackers
- Bluetooth Wearable Devices
- IoT Sensors & Smart Remotes
Why Choose Us
- ✅ Factory-direct pricing with MOQ flexibility
- ✅ Custom size, capacity & connector available (OEM/ODM)
- ✅ All batteries pass 100% QC before shipment
- ✅ UN38.3 certified — safe for air freight worldwide
- ✅ Fast sample delivery within 3–5 business days
Packaging & Shipping
- Standard: Anti-static bag + inner box
- Supports bulk order customization
- Compliant with IATA/ICAO air transport regulations
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