Product material :ABS Product size :18*17.3*10.8cm Rated frequency: 50Hz Gear selection: high speed/Low speed/switch Safety design: Tipping power failure/overheat protection Rated voltage: 220V Fever type: PTC Indoor/Outdoor UsageIndoor 1.NO BURNING SMELL Designed to provide a comfortable and efficient heating solution, without the awful burning smell. While saving you money on your energy costs. 2. LOW NOISE Do you need a heater that won't disturb your peace and quiet? This PTC ceramic space heater is the choice for you. 3. LIGHT AND PORTABLE Looking for an easy-to-use, lightweight mini heater to take with you anywhere you go? This mini heater is perfect for all your indoor needs, such as in the office, small room, desk, home, or bedroom. 4.SAFE Safety is always a priority, and this desktop heater is designed to do just that, crafted out of flame retardant materials PTC + ABS thermoplastics, it also has built-in overheating protection.