Feature: 3 in1 function -- Violent fan, Vacuum Cleaner, Window Hammer. One product has 3 functions at the same time, saving space and money. Violent Turbofan -- Wireless design is stylish and sophisticated. The charging interface supports 20W fast charging, and its compact size is easier to operate with one hand, ensuring fast and efficient power replenishment. Violent Turbofan Built-in 8000 mAh battery realize wireless operation without external power supply. High-quality Components -- this mini Violent Turbofan adopts super-quality imported high-speed bearings, brand-new CNC metal turbine, brushless motor and hand-wound motor to generate pressure and wind speed exceeding 52+m/s. Available with 3 wind speed settings. Easy-to-use operation -- Adopts three-speed speed adjustment and has indicator light display. In addition, the charging pad also has protection and overheating protection functions for safe and reliable charging. The internal brushless motor enables high speeds up to 130000RPM (revolutions per minute). Indicator light 1. Blue light flashes: charging 2. The blue light is always on: full ESC: 30A Power: 180W Maximum output speed: 130000 RPM Continuous use time: 4 hours of continuous use at one level Battery capacity: 3000mAh Shell material: ABS Packing list: 1 x Electric Portable Blower