NO Blower :5200Pa Suction force ,4000mAh lio BatreryAIR DUSTER & VACUUM CLEANER 2 IN 1Equipped with 2-in-1 dual mode of blowing and sucking. Can blow out the dust that Deep clean microscopic dust particles from every corner computer or any other device.Then vacuum them away. and then suck them away. Keeps surfaces dirt-free, more powerful and convenient to clean.This newest duster has an increased motor speed from 33,000 rpm to 60,000 rpm, which produces a powerful thrust of air over 10 level strong gale (28m/s) for deep cleaning of the microscopic dust. Besides, the suction reached 8KPa Max. With such a more powerful motor, this portable duster can more efficiently clean items that cannot be cleaned by traditional wipers or dusters.Please forget the disposal air cans.The built-in 6000mAh rechargeable batteries can be for thousands of re-uses. 10W fast charge greatly reduces the charging time (3 hours fully charged). Even in a high output state, this dust collector can work for up to 30 minutes after a full charge.Brush nozzle for more thorough cleaning.This dust comes with 2 brush nozzle(1 for blower mode, 1 for vacuum mode). When the computer and accessories have some stubborn dust, you can use these two brush nozzles to clean more quickly and efficiently.