Rated voltage: 220 V Rated frequency 50 Hz, Rated power: 200 W: Impulse current less than 3 transients I Withstand voltage: 330 v / 60 s Noise: Less than 50 km (1 m) The product uses high temperature heating materials. high efficiency to heat the air, which is safe and energy-saving. The operation is simple, open the desktop, turn on the switch, leave the air circulate and the position of the fan can be adjusted according to the position of the product. Check that the power cord is in good condition before each use. If the power cord is broken, do not use it to avoid leakage. This product is a desktop product and cannot be used in the bathroom. The product must be sealed and dry before use to prevent leakage. Product size: 12.1 x 7.4 x 3.5 cm.