Hexagon Battery 402220

Hexagon Battery 402220 for earphone

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Product Description

Specification
Model 402220
Nominal Voltage 3.7V
Charge Voltage 4.2V
Cut-off Voltage 2.75V~3.0V
Capacity 120mAh
Weight 5g
Thickness 4.0mm
Width 20mm
Length 22mm
Temperature Charge: 0°C ~ 45°C
Discharge: -20°C ~ 60°C 
Storage: -20°C ~ 30°C 
Humidity: 65±20%
Impedance ≦125mΩ
Cycle life >500 times
Standard charge/discharge current 0.5C 
Fast charge current 1C
Max discharge current 1C
OEM customize wires/connector/PCM
Packing traying packing or in small boxes
Certificate CE, ROHS, MSDS, UN

402220-1

Features

  1. High energy density
  2. High working voltage for single battery cells
  3. Long life span, more than 500 times
  4. Eco-friendly, no mercury (heavy metal) etc
  5. No memory effect
  6. With short-circuit production function, safe and reliable
  7. Good consistency, low self discharge
  8. Light weight, small size

 

 Main applications:

Bluetooth earphone, bone conduction earphone, smartband, ring, wearable devices, etc.

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