Lamps Lithium Ion Battery manufacturers Specification of our 11.1v 5200mah battery Nominal Voltage11.1V Nominal Capacity5200mAh Battery cell18650 cylinder @3S2P Cycle LifeOver 900 times @0.2C 80% DOD Discharge end of Voltage9卤0.2V Charge ModeCC/CV Charge Voltage12.6V Maximum charge current1C (5.2Ah) Continuous Charge Current2A maximum Continuous Discharge Current3A maximum Standard Discharge  Normally we accept T/T 30% deposit, balance to be paid before shipment, for other payment way, please contact us to negotiate. Packing Method: Each battery into PE bag, and next suitable quantity into inner carton, then into outer carton, for mass production with big quantity, we will add pallet. If you have special request, please let us know, we can customize the package for you. Lamps Lithium Ion Battery manufacturers website:http://www.tenrybattery.com/lithium-ion-battery/lamps-lithium-ion-battery/