Lithium Ion Battery, Cylindrical Lithium Battery Cylindrical Lithium Battery 1. 18650 li ion Battery, 3.7V, 2200mAh 2. Environment friendly, well quality 3. 1 year warranty 4. CE, FCC, RoHS, ISO 5 ... Weight: 8.6Kg/Carton 4, Application: Power station, laptop battery, P/C battery, power tools battery 18650 Lithium Ion Battery, 3.7V, 2200mAh, 500 Times Cycle Life