Battery specification: 18650-2S2P-3800mAh-7.4V
Nominal voltage: 7.4V
Nominal capacity: 3800mAh
Cut-off Charging voltage: 8.4V
Charging current: ≤3800mA
Standard discharging current: 3800mA
Cut-off discharge voltage: 6.0V
Internal resistance: ≤140mΩ
Charging temperature: 0～45℃
Discharging temperature: -20～60 ℃
Storage temperature: -20℃～35℃
Application field: flashlight, security products, power tools, power station, power bank, electric bike, electric motorcycle, robots, medical and military devices, lighting, ect.
● High capacity and low impedance
● Wide capacity from 1200mAh to 3500mAh.
● The battery has as long as 500cyle life. The capacity retention is about 70% after 500cycles.
Q1: Do you accept customized?
A: Yes, we are professional customized lithium battery provider. Share us voltage vs capacity vs dimension you want.
Q2: When can you deliver products?
A:We can deliver in 10-12 working days if there is stock. For customized battery, it may takes longer.
Q3: Could you offer free sample to test?
A: In general, we offer it for new customer after they pay the sample fee, and we will refund the sample cost for them when massive order is confirmed..
Q4: How about the shipping?
A: We provide international Express door-to-door, Airline and Ocean transportation; you can choose the shipping way that you prefer
Q5: What certification do you have?
A: Most of the products are UL/CE, REACH/RoHS/IEC62133/CB/UN38.3/MSDS approved.
If you are looking for lithium ion battery made in China, please feel free to contact us.They are all made in our professional factory and are sold at low price.