Color: Black Vape battery to Vape Single or Dual 510 Cartridge Button Operating Vape Battery Fits Most 510 Thread Cartridges (510 Cartridge(s) NOT included) USB-C Rapid Charging (USB-C Charging Cable is included) 650mAh High Capacity 4 Voltage Levels: 2.5V, 3.0V, 3.5V, 4.0V 12 Seconds Preheat Function