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