18650 Lithium Battery Cell, Power Station System, E-Bike manufacturer / supplier in China, offering 21700-50s High-Rate Battery Cells with 10c Discharge for Drones and Power Tools 21700 Lithium Battery, Rechargeable Li Ion Battery 21700 EU Stock 21700 50s/50g/50e/58e/45t/40t 5000mAh 21700 Battery Cell, 21700 Cell 3.7V Rechargeable Cylindrical 50s 5000mAh 35A Discharge Lithium Battery Cells 500-1000 Cycles 1 Year 21700 Battery Cell and so on.