Plug and Play, USB Convenient Power Supply Multi-scenario Adaptation: support USB-C/USB-A interface power supply, no need for complex wiring, dormitory, office, car, camping can be used. Low Power Consumption and High Performance: 350W low power design, energy saving and power saving, long time use does not consume electricity, dormitory power limit can also be used without worry. Rapid heating, constant temperature and comfort PTC ceramic heaters: 3 seconds of rapid heating, uniform release of warm air, goodbye to the traditional warmer preheating slow trouble.Intelligent thermostatic control: built-in temperature control chip, automatically adjust the power to maintain a constant indoor temperature, to avoid hot and cold, energy-saving and worry-free. Multi-purpose, Warm Air + Ventilation Dual Mode Winter Warm Air Mode: quickly raise the local temperature, suitable for desk, desk, bedside and other small area heating. Summer ventilation mode: turn off the heating function, only open the fan, available in all seasons, practicality pull full. Safe design, peace of mind Dumping power protection: the body tilted more than 30 automatic power failure, to prevent accidental dumping caused by potential safety hazards. Overheating automatic power-off: Built-in temperature sensor, monitoring the body temperature is too high automatically stop working, to extend the service life. Flame retardant shell material: V0 fireproof material, high temperature resistance, anti-scald, safer to use.