Segawe Pro Latest NEW Us Standard Optical Hot Air Eyeglasses Lens Frame Warmer Heater Cp-19a Latest 110V US Standard Optical Hot Air Eyeglasses Lens Frame Warmer Heater Function introduce Power of radiant wire 500w power of motor 15w wind speed 1.8/ms Setting of Temperature 80-130 Rated Frequency: 50HZ 60HZ Noice: &lt;=50dB(A)