1. 18500 Li-ion Rechargeable Battery Pack 1S2P 4000mAh 2. Typical Capacity: 4000mAh (Min. Capacity: 3800mAh) Can be customized 3. Nominal Voltage: 3.6V/3.7V 4. In Built Safety Circuitry, IC made in Japan, Protection Circuit (Against over charge, over discharge, over current and short-circuit.) 5. Over 500 charge-discharge cycles 6. Customize option: Capacity, Max. discharge current, Private label, Wires/Connectors Packing… 7. Battery Certification：can be applied for according to your needs, with low cost and fast turnaround time. 8. Factory qualifications and product certificates obtained include：ISO9001, ETL, UL2042, CB(IEC62133),CE,ROHS,REACH,UN38.3,MSDS,CCC…
