Compatible with: 510 Tanks Variable Voltage: 3.2V (Blue) / 3.6V (Purple) / 4.2V (White) Battery: Built-in 350mAh Size: 44.3mm x 20.2mm x 41.5mm Charging: Micro USB Includes: 1 x Lookah Snail 2.0 Device 1 x Micro USB Charging Cable 1 x User Manual