Small handy and easy-to-use boxmod made by Wotofo. The original Chieftain 80 Watt with Temp Control is exceptionally ergonomic and compact. Wotofo CHIEFTAIN 80W TC BOX MOD is made of aluminum alloy and features 80W output power as well as temperature control. Ergonomic design and light weight. It support NI,TI,SS316,Also with TCR function.This mod is powered by 18650 batteries which are chargeable via the USB port. It has a variable wattage range of 5W to 80W and is temperature control capable from 200°F to 600°F.