1.Ceramic Space Heateradvanced Ptc Ceramic Heating Element Provides Faster And More Efficient Heating Than Traditional Heaters. Small Space Heaters Heat Up Quickly In 3 Seconds. Small But Powerful, This Is A Heater For Home, Bedroom, Office And Under Desk Use2.Safety Features Overheating Protection Ensures That The Space Heater Will Not Overheat Even If It Is Turned On For A Long Time. If The Device Accidentally Overturns Or Reaches A High Temperature Of 176F, It Will Automatically Shut Down, Effectively Avoiding Burning Or Fire Or Any Other Safety Incident3.Quiet Designthe Table Heater Is Suitable For Winter And Cold Nights. 45Db Quiet Heating Increases Comfort While Maintaining The Desired Temperature You Need. Suitable For Living Room, Bedroom, Office, Dormitory, Etc.4.Materialour Small Heater Is Made Of Abs Material, Which Is A High Temperature Resistant Flame Retardant Material. Does Not Overheat Even When Left On For A Long Time