Powerful Cordless Air Dusterair duster is proud of its capacity to produce a powerful thrust of air at for deep cleaning of microscopic dust, such as electronic equipment, accumulated dust, mirror area water, flower art, printed circuit boards computers, electronic instruments, medical devices, drying/cooling equipment.Its motor allows the maximum rotating speed to reach up to 50000 RPM.KEYBOARD & COMPUTER VACUUM CLEANER mini vacuum is perfect for vacuuming the dust deep inside of the keyboard, and computer tower.16000PA suction power with different kinds of suction nozzles which can help you clean hard-to-reach places easily and remove the sticky dust thoroughly.Non-static soft bristles of the mini brush wont hurt your electronics at all.Rechargeable Electric Air DusterBuilt-in large lithium batteries allow this duster to run for nearly 30 minutes continuously. Its compatibility with getting charged via the USB port makes it so easy to charge.