[ELECTRIC AIR DUSTER] electric compressed air duster redesigned its air blowing nozzle and updated its blowing power. Furthermore, there has a mini brush which can put on the blowing nozzle to help you brush the sticky dust while blowing. Besides, electric air duster allows you can use it blow the dust at any angle and there's no vapor out, its non-static feature makes it be a nice tool to clean all kinds of electronics. [COMPUTER & KEYBOARD VACUUM] Keyboard vacuum cleaner especially suitable to clean computer tower, laptop keys, keyboard crevice and other electronics. There also has a mini brush which can put on flat nozzle to help you brush away the stubborn dust, soft bristles can brush your computer fans or electronics gently without any scratch or damage while vacuuming. [3-IN-1 ELECTRIC AIR DUSTER & VACUUM CLEANER] Buying one compressed electric air duster equivalent of buying a compressed computer air duster, a mini vacuum cleaner, an air blower, uncountable air cans and cleaning gel at a time. No more environment polluted, Makes two cleaning ways together which can saves you lots of money in the long run. Material: ABS Color: as shown Rated voltage: DC 7.4V Vacuum degree: about 9000Pa Rated speed: 35500rpm Battery capacity: 2 x 2000mAh Charging method: 5V USB boost charging cable Rated power: 50W Product noise: ≤84dB Operating temperature: -20℃~+50℃ USB cable length: about 1m Package Contents: 1 x Vacuum cleaner 1 set x Accessories 1 x USB cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.