About this item: PTC ceramic element, quick and easy heating, keep cold areas warm. Built-in timer function(1-12 hours), preheat small rooms and personal space Support 25℃~32℃ temperature setting. Thermostat control Automatically power off when reaching the temperature set to avoid accidents Radiation free, no worries of harmful radiant levels. With 2 speeds, easy to adjust it based on your actual needs. Powerful fan blade with with wind speed control and low noise