Thermo protector built in, when temperature exceeds 125, power shuts off automatically, CE certified Product Features Stable performance, low noise, big air flow capability220V/110V, 50/60Hz input, wide range usageInsulation Protection IP45Thermo protector built in, when temperature exceeds 125, power shuts off automatically, restarting temperature is 74-105Adopting greased roller bearing20000 ...