Veriable voltage:3.3v/3.7v/4.2v
Battery capacity:650mah/900mah/1100mah with overcharge protection
Battery protection: 5 times protection
LCD power indicator
Fit for regular tank atomizer
One unit contains:
2Xatomizerdevice
2Xbattery
5Xcartridge
1Xadapter
1Xusb charger
1Xuser’s manual