Dual-use for car and home, blowing and sucking in one, deep suction and dust removal. Wireless portable, strong suction, three-speed speed regulation, intelligent digital display. The suction can be cleaned with one suction, and it is easy to clean without dead ends. 2 modes and use, solve any dead angle and clean it with one suction. Clean up the dust on the computer, say goodbye to the crash, and make the computer no freeze. Product Name: Cleaning Dust Collector Battery capacity: 12000mAh Noise: Less than 80dB Power: 100W Charging time: 3H : ABS colour: black Package Contents: 1 x 1 x Filter 1 x Dust Box 1 x Mouthpiece 1 x Brush 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.