Feature:1. STEPLESS SPEED ADJUSTABLE: This high performance electric air duster adopts brushless motor, the air speed can be infinitely adjusted from 10~100 percent to meet different air speed requirements.2. DUST CLEANER: It can double as a small vacuum cleaner. Perfect for cleaning dust from any electronic devices, computer keyboards and other surfaces in the car, home or office.3. MORE FUNCTIONALITY: 6 nozzles can be used for many complex situations in daily life, such as swimming circle pumping, keyboard cleaning, vacuuming, cleaning brush, narrow crevice cleaning, car seat cleaning and so on.4. RECHARGEABLE BATTERY: The air duster comes with a rechargeable battery. USB Type C charging for quick and easy recharging, making it an ideal companion for home and car cleaning.5. PREMIUM MATERIAL: The electric air duster is made of aluminum alloy shell, easy to clean, stable heat dissipation and prolonged service life. Ergonomic design, portable and lightweight. Suitable for indoor and outdoor use.Specification:Item Type: Electric Air DusterMaterial: Aluminum AlloyWeight: Approx. 330g/11.6ozBuilt In Battery: Lithium Battery 4000mah (Included)Rotational Speed (RPM, Mins): Highest Grade 11000010%, Lowest Grade 2250010%Control: Key, Slide Switch.Package List:1 x User Manual1 x Host6 x Nozzles1 x USB CableNote:Attention please avoid not charging for a long time, otherwise it will cause the battery to be over discharged and can't be charged properly.