Features: 1. The outer shell is made of ABS material, built-in professional PTC heating element and silent fan. High-efficiency heating. Automatic constant temperature, instant heating energy-saving and environmentally friendly. The motor is used to drive the fan blades to rotate to generate air circulation. 2. There are heat dissipation holes on the back, no radiation, no open flame, and it is an ideal small electrical appliance for home and office. The cold air passes through the heating element and the heating element to form heat exchange to achieve the purpose of heating. Freely adjust the 180 rotation, the pitch can be adjusted at will. The warmth can be controlled freely. The power will be cut off regularly. And will be cut off automatically after one hour of use. Specification: Type: Electric Fan Heater Power Supply: USB Charging Material: PTC + ABS + Glassfiber Applications: for Home Office Indoor Dimension: app.12.8*10*19cm, Features: Heating Fan Heater, Portable Heating Equipment, Adjustable Thermostat, Overheat Protection, Small Household Appliances Package Quantity: 1 pc Note:1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x Electric Fan Heater(other accessories demo in the picture is not included)