Shenzhen Resky Electronics Co., Ltd.
                                                                                                           
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14 Years
Since 2012
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Rechargeable lithium cell 3.7V 403450 800mAh lipo li-polymer battery cell For audiovisual devices

Price Negotiable
Price: Negotiable
MOQ: 100pcs
Delivery Time: 7-10days
Brand: RESKY
Product Description
Rechargeable Lithium Polymer Battery Cell - 3.7V 403450 800mAh
High-performance lithium polymer battery cell designed for audiovisual devices and various smart applications. Features stable discharge, lightweight design, and reliable power output.
Technical Specifications
NO. Items Specifications
1 Batteries 3.7V 800mAh LiPo battery
2 Charge voltage 4.2V
3 Nominal voltage 3.7V
4 Nominal capacity 800mAh @ 0.2C discharge
5 Charge current Standard: 0.2C
Rapid charge: 1.0C
6 Standard charging method 0.5C CC charge to 4.2V, then CV charge till current ≤0.05C
7 Charging time Standard: 2.75 hours
Rapid charge: 2 hours
8 Max. charge current 0.5C
9 Max. discharge current 1.0C
10 Discharge cut-off voltage 2.5V±0.25V (0.2C)
11 Operating temperature Charging: 0°C~45°C
Discharging: 0°C~45°C
12 Storage temperature -10°C~+45°C
13 Dimension Length: 50±0.5mm
Width: 34±0.5mm
Thickness: 4±0.2mm
14 Drop test 1m drop onto concrete twice - no fire, no leakage
15 Cycle time ≥800 cycles
Applications
  • Smart wearables: Smartwatches (1.3"+ screens), multi-function health bracelets with continuous monitoring
  • Mini consumer electronics: Small action cameras, wireless microphones
  • IoT devices: Smart door lock backup power, outdoor water quality sensors
  • Medical devices: Portable blood pressure monitors, micro nebulizers
  • Small toys: Remote-controlled helicopters, smart programmable robots
Battery Technology Advantages
Ternary Lithium Polymer (NiCoMn/NiCoAl):
  • High energy density (450-550Wh/L)
  • Excellent low-temperature performance (-20°C operation)
  • Strong rate discharge capability (up to 5C peak)
Lithium Iron Phosphate (LiFePO4):
  • Enhanced safety (200-300°C thermal runaway)
  • Long cycle life (1000-2000 cycles)
  • Excellent high-temperature stability
Lithium Cobalt Oxide (LiCoO2):
  • Stable voltage platform (3.2-3.7V range)
  • High volumetric energy density (500-600Wh/L)
  • Excellent production consistency (±3% variation)
Lithium Manganese Oxide (LiMn2O4):
  • Cost-effective production
  • Outstanding rate performance (up to 10C discharge)
  • Good low-temperature performance
Product Images
403450 lithium polymer battery cell front view
403450 lithium polymer battery cell side view
403450 lithium polymer battery cell with connectors
403450 lithium polymer battery cell top view
403450 lithium polymer battery cell comparison

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Resky Electronics Co., Ltd.
Location Room 1405-1, Building 3B, Huaqiang Idea Park, Guangming Street, Guangming District, Shenzhen, Guangdong Province,China
Contact Person Alice

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