650mAh battery 510 threaded connection Variable voltage (1.8-4.2V) Twist dial on base for voltage adjustment Sleek and discreet Auto-draw activation Button-free pre-heat Concealed cartridge port Universal 510 threading (fits carts up to 2mL) USB-C charging Replacement base connectors available Available individually and as a 10-count display 6 month end user warranty *Cartridge sold separately* Multiple color options available