1. Voltage variable: 3.3V to 4.8V with an improved bottom pin
2. Newest and more stable unique PCB(Printed Circuit Board) design
3. Low voltage protection
4. Power indication
5.Genuine 1650mah large battery capacity
The Vision Sinner II battery with the more stable and unique PCB head, this battery can provide better and safer vaping expreince for you. With the huge capacity, you can enjoy your vaping longer before you have to charge it.