INR18650-2000mAh battery,2200mAh Li-ion battery manufacturer,lithium ion battery for vacuum cleaner,High security lithium ion battery 2000mAh Li-ion cylindrical battery Product Details: NO.Items   Specifications  1Model  20P1 (INR18650-2000) 2Can Material Ni-Iron  3Min  Capacity 1950 mAhï¼?0.2Cï¼? 4Nominal Voltage  3.7V 5Max. Charge Voltage 4.2 V 6Discharge Cut-off Voltage 2.750V 7Max. Charge Current 4A 8Max. Continuous Discharge Current  20 A 9Max. Pulse Discharge Current 30Aï¼? 2s pulse  ï¼? 10Max. Diameterï¼?include PETï¼? 18.4±0.05 mm 11Max. Height (include PET) 65.25±0.15mm 12Weight (Approx.)43.0g 13Impedance ï¼?Max. at 1000Hzã??charged statusï¼? 15±3mΩ 14  Pack consistency  â?³Voltage â?³Impedance â?³Capacity 15 Charge Method (CC/CV) Standard  0.5 CÃ?3 hrs. Quick2CÃ?1.0 hrs. 16 Operating temperature (surface temperature) Charge 0ï½?45 Discharge -20ï½?75 Storage -20ï½?45