1、Rechargeable Design: The portable cordless blower is rechargeable and reusable, providing stable and energy saving wind without forming liquid or ice during use, protecting electronic devices from dampness, make them stable, 2、Compact Design: This electric air duster is compact and lightweight, with high battery capacity of 5000mAh, can be fully charged in 2 hours using a data cable. 3、Multifunctional Use: Equipped with 4 adjustable wind speeds for suction and blowing, the Rechargeable air duster is widely used in indoor and outdoor environments such as home cleaning, car seats, computer keyboards, pet hair, inflatable cushions, lifeboats, picnic bonfires, etc. 4、Enhanced Guard: The electric air duster features integrated design, strong and drop proof structure, with charging guard and overheat guard. 5、Powerful Performance: The rechargeable air duster is designed with a maximum motor speed of 130000 rpm and a maximum wind speed exceeding 39.5 m/s, easily blowing away dust and debris from various devices. Item Type: Electric Air Duster Material: ABS Built in Battery: 2500mAh x 2 Minimum Working Power: 10W Maximum Working Power: 65W Adjustable Speeds: 4 Speed Charging Power: ≥10W Charging Time: About 2 Hours Motor Diameter: Approx. 28.8mm / 1.1in Maximum Speed: 130,000r/min Longest Battery Life: ≥90min (at 40,000r/min) Shortest Battery Life: ≥22min (at 130,000r/min) Maximum Air Speed: 39.5m/s 1 x Electric Air Duster 1 x USB Cable 1 x Air Outlet Nozzle 1 x Instruction Manual