4000mah 3.7v li ion battery for led flashlight

Payment Terms: T/T,L/C,WU
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Basic Info.
  • Size: Others 
  • Battery Type: Li-ion 
  • Nominal Voltage: Others 
  • Brand Name: TLH 
  • Nominal Capacity: 4000mAh 
  • COLOR: Blue 
  • Place of Origin: Guangdong  
  • Min.Order: 200 Piece/Pieces
  • Means of Transport: Ocean, Air, Land
Supply Capacity
  • Production Capacity: 5000000pcs
  • Packing:original package
  • Delivery Date: 5-7 working days
li-ion battery
Lithium-ion rechargeable cell
Nominal voltage
3.7 V
Nominal capacity
discharge from 4.2V to 3.0V at 0.2C mA
Minimal capacity  
Max charge current
4000 mA    1C
Charging method
charge with constant current 1C to 4.2V, then charge with constant voltage 4.2V till charge current is less than 0.01C
Discharge cut-off voltage
3.0 V, the over-discharge detection voltage of PCM
Operating environment
Charging, 0°C ~ 45°C ;  65±20%RH  
Discharging, -20°C~60°C ;  65±20%RH
Storage environment
storage for a long time(>3 months) and the storage condition shall be:<35°C;65±20%RH;3.7~3.9V
Cell Weight (Approx)
60 g
Cell Dimension (Max)

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Mr. rechie
Tel: 86-755-33581260
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Shenzhen TianLiHe Technology Co., Ltd
Heming Business Building,Shiyan Town,Bao'an District, Shenzhen, Guangdong, China (Mainland)
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