Blowing Duster: for mini vacuum cleaner. Maintenance: This portable Blowing Duster is suitable for cleaning and maintenance of car, easy to disassemble, and highstrength. Low noise: Powerful suction power, high speed and low noise. Led light: Comes with led light, it can bring you more fun and bright anywhere. Cordless: Cordless design, it can be completely get by everyone from the vacuum cleaner. Battery: 2000mah* 3pcs Charging time:4 hours Rated Power: 68W Input voltage: 5V-2A Noise: ≤85DB Gears:1st gear:11.5m/s 25000RPM; 2nd gear: 13.4m/s 37000RPM; 3rd gear:17.4m/s 50000RPM Vacuum gear: 1st gear:3500Pa; 2nd gear:5000Pa; 3rd gear:6300Pa Battery life:1st gear: 37 minutes ± 2 minutes; 2nd gear: 26 minutes ± 2 minutes; 3rd gear: 18 minutes ± 2 minutes Notice: Blowing Dust: it's the stardard air duster, have blowing fucntion only, don't have vacuuming and suction function. Please Charge the machine before turn on. Colour:Black Material:ABS Package Contents: 1 x Host 5 x mouthpiece 3 x Brush 1 x USB charging 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.