18650 battery cell 1, Voltage: 3.7V 2, Capacity: 2000~2600mah 3, Long cycle life 4, CE/UL/Rohs/FCC/ISO9001 certified 18650 battery cell1, Voltage: 3.7V2, Capacity: 2000~2600mah3, Long cycle life4, CE/UL/Rohs/FCC/ISO9001 certified Country of Origin: ChinaHigh energy densityLong cycle life (more than 1500 cycles)No memory effectLow self dischargeEnvironmental friendlyIndustrial PVC package