ATEnge ADVANCED MOTOR: Unlike the traditional model, this ATEnge duster is equipped with the newest hurricane motor with speed, ranging from 33,000 rpm to 60,000 rpm. It can produce ten levels stronger thrust of air, 28m/s, deeply cleaning even microscopic dust particles. Additionally, its suction power has reached 8KPa at max. BLOWER CUM VACUUM: Equipped with dual modes of blowing and suction, this duster makes cleaning super powerful and convenient. Blow out the dust and small debris from every corner of your keyboard or any other device, and then suck them away. REUSABLE: Please forget the disposal air cans. No more need for disposal air cans because you can use this device as many times as you want. It comes with 6000 mAh rechargeable batteries, offering a 10W fast-charging system. It can get fully charged in only 3 hours to operate for up to 30 minutes at a stretch, even at the highest output state. HANDY: The compact-sized USB-rechargeable duster allows you to carry it anywhere you want. Hence you can use it as a cleaner in your office, home, or even outdoors. EFFICIENT DESIGN: It has double brush nozzles, one for blower mode, and another for vacuum mode. If your computer or other accessories dwells stubborn dust particles, you can quickly and effectively clean the device without much hassle.