... .7V, 4.2V 3.650 and 900mah, 1100mah. 4.Suitable eGo,eGo-T,eGo-C,eGo-W SpacificationLength: 125mmWidth: 14mmBattery contain: 650MAHValtage: 3v~6vPuff: 300 ... -3.5ΩCharging : can't work It can fit the EGO series and the 510 series atomizerTransported by EMS,DHL,UPS ... will deliver goods ASAP when receive full payment new style with the high quality e cigarette ego vv battery