1. This desktop space heater adopts PTC ceramic heating element, which can quickly heat up in 3 seconds, which is faster and more efficient than traditional heaters, for use in indoor scenes such as offices, bedrooms, bathrooms, etc.2. 【OVERHEATING PROTECTION】Overheating protection design makes this electric heater fan no safety hazard due to overheating even if it is used for a long time.This ceramic heater will automatically stop heating when the temperature reaches 150 degrees Celsius.When the temperature of the body is lower than 120 degrees Celsius, the heater will restart the heating.When the temperature of the body is higher than 150 degrees Celsius, it will automatically power off, which is sufficient Safe to use.3. 【FLAME RETARDANT MATERIAL】In order to ensure the safety of use, the body of this indoor space heater is made of flame-retardant materials, so you don't need to worry about the heater melting or even burning due to the high temperature during use, you can use it with confidence.4. 【NOISE REDUCTION AND NO-LIGHT DESIGN】The space quiet heater adopts a noise reduction and non-light design, which controls the working sound within 30 decibels, and adopts ceramic heating technology to avoid light source interference, so that it will not be disturbed even during work and sleep.5. 【PORTABLE INDOOR HEATER】 you can conveniently use it as a office desk heater, bedroom heater and baby bath heater.With it, this winter will no longer be cold!