Features: Blow-suction function is freely controlled, easy to handle any corner of the home. High power motor with constant temperature technology is adopted to stable performance in high-intensity operation. The shell is made of fine quality material, which can prevent machine aging. It comes with the blowpipe included. With air blowing & dust collecting functions. Wireless operation, more secure. High-horsepower copper core motor provides powerful suction and wind easy to carry and operate. Clean out the dust of the motherboards, computer case, and power supply. Easily clean dust/hair waste from bedding, corners, bed bottoms, carpets, furniture, etc. Ergonomic design, non- handle, long time use does not hurt hands. Note:Due to different production batches, the label words on the product are random and cannot be specified. The actual product may have slight differences or color differences. This does not affect the applicability. Wind speed (using nozzles):0-200 m/s Air pressure (using nozzle):0-29.7 kPa Power:500W Voltage:18-21V No load speed:0-40000 RPM Wind speed:200M/SEC Colour:Blue Material:Plastic Package Contents: 1 x Air Duster Blower(no battery) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.