【Cordless and Rechargeable】Cordless keyboard cleaner with rechargeable Li-battery, be free to use it everywhere after 180 minutes charging. ★Please use a 5V/1A charger.【Multifunction】The tabletop vacuum cleaner can pick up crumb, paper scraps, pet hair, apple seeds, grit on window sills, car seats and computer keyboard. It's suitable for home, office, and cars.【Filter Media】Providing effective filter system, ①Twist off the dust collecting cylinder. ②Pour out the garbage from it. ③Clean the rest of the dust with a brush(not included).【Safety and convenient】Safety switch, open the cover will stop working. Large button switch makes more convenient, one-handed can operate. There is a power line storage box at the top, which does not occupy space. ★After cleaning, the bottom cover needs to be tightened then work properly.【Portable Handheld Size】The keyboard vacuum is in a small size 3.15*3.15*2.72(in), enables you to take it anywhere you want to clean up. ★We offer a 12-month warranty. Any questions, welcome to send us email via support@meco-ele.com. We will reply within 24 hours.