A simple variable voltage battery with 510 threading.. The voltage settings are easy to change by simply clicking the button 3 times. The slim design of this battery tapers off to help make any 510 cartridge sitting on top of it look great. The package includes a USB charger.
Battery Capacity: 350 mAh
Includes USB Charger: Yes
Power Method: 5 button click on/off
Variable Voltage: 3 button click Variable Voltage
GREEN = 3.4V
BLUE = 3.7V
RED = 4.0V