@Product Function---Powerful suction wireless vacuum cleaner.cleaning dust, hairs, crumbs, scraps for laptop, mechanical keyboard, piano, makeup bag, car, pet house; @Product Features 1 --- 2 Different vacuum nozzles allow you to reach the tightest spaces; Flat nozzle can inhale little pieces of paper while brush nozzle can dry ash and dust ;Our multi-functional Mini Vacuum Air Duster can be used for any of your electronic devices.Providing effective filter system, you can just open the dust collector and take the filter net out. And the filter media can be washed clean with fresh water, then be reused ; @Product Features 2 ---Perfect USB Rechargeable cleaner with 2000mAh Li-battery provides powerful suction, be free to use it everywhere after charging.USB Cordless keyboard cleaner with rechargeable Li-battery, keyboard cleaner is charged through the USB cable. The package contains the USB data line, be free to use it everywhere after 200 minutes charging;