High-quality Material: These carbon fiber heating elements are made of non-metallic materials, which are safe, lightweight, quiet, and tasteless. The backside uses heat insulation materials to effectively prevent heat from flowing out. Five Gears: There are 5 gears with different temperatures for you to choose from. The highest one will reach up to about 150F. The lowest will be about 86F. Automatic Power-off System: This leg warmer will automatically power off if there is no operation after turning it on for 15 minutes. It will also be turned off automatically if it is tilted or turned upside down. Closed Space Design: The design of the cover on the top makes the product a relatively closed space, effectively avoiding heat dissipation. Lightweight Design: This product is light and foldable, can be carried around, and is easy to store. It is convenient for you to use in the office and bedroom. It is a must-have product for office workers and students in winter. Description: The desk heater will not dry because it generates heat from far-infrared rays. It is ideal for offices and study rooms. It can be folded up, and it is a size that can be placed directly under the table, so it does not take up too much space when in use. Specification: Model: AYK-068 Voltage: European standard 220-240V Rated Power: 210W Rated Frequency: 50HZ Temperature Adjustment: 5-speed adjustment Temperature: 1st gear 685/2nd 635/3rd 555/4th 405/5th 305 Size: about 50*100CM/19.69*39.37in Packing List: 1*Desktop Heater 1*Instruction