The hairdryer has a temperature monitoring device, and built-in overheating protection element can sense a temperature of a heating wire to avoid overheating damage caused by overheating. Water ions plus negative ions moisturize and repair, make hair more moisturized, and repair damaged hair, making hair softer and brighter. Hair dryer has low electromagnetic radiation. If it is exposed to radiation for a long time, it will cause discomfort to e human body. It is more heal y to use is hairdryer. The appearance of is hair dryer adopts gradient color, beautiful and fashionable, high-value, high-quality, simple design, and different to choose from. Color: Purple.