[Quick Heating and Energy Saving] This heater can quickly heat up in a few seconds, with no open flame and no oxygen consumption. It features tilt shutdown protection and high safety performance, making it a safe and energy-efficient choice for home use. Please note: when the heater is operating, do not cover the unit or block the air inlet. Overheating Protection: When the heater fan assembly overheats, the automatic overheating protection system will shut off the portable heater. This allows the unit to cool down quickly and prevents overheating. The tip-over protection switch will automatically turn off the heater if it is accidentally knocked over to help prevent accidents. The rated voltage is 220V. [Material and Size] Our heater is made of ABS material, a high-temperature resistant and flame-retardant material. It remains stable even during extended use. Dimensions: 16 x 15 x 16 cm / 6.3 x 6 x 6.3 inches. [Portable Design] Lightweight and compact, this heater is easy to carry and can be used in various rooms. Ideal for use in study rooms, reading corners, workspaces, dormitories, offices, home offices, campers, work areas, benches, basements, garages, and more.