1Adopt ironchromium alloy doubletube heating elements, with four heat sinks, offers rapid heating speed. 2High heat conversion of the inlet air, fast temperature conversion, realizing the real instant heat. 3Double safety heating protection, temperature control system + overheat protection, completely protect your safety. 4The flameretardant body is safe and reliable. The inner core is made of PP high flameretardant material, which is sturdy, durable and will not scald your hands. 5Builtin sensitive temperature controller, once the temperature exceeds 90 automatically stop working. Using PVC protective shell, epoxy resin sealing, long lifespan. 6With colorful light, intelligent temperature control, delayed shutdown. Tipover protection, the power is automatically cut off when it tipover.