Product description Material: ABS Product size: 8 * 6.5cm Battery power: 18500 3.7 V 1400 mAh Nominal voltage: 3V No-load current: 250mA Working time: approx. 90 minutes continuously Charging time: USB direct charging approx. 1 hour Idle speed: 13500 (+ -5% rpm) Usage area: desk, bed, floor, window sill, etc. Package Contents: 1 * USB Portable Vacuum Cleaner 1.Energy SavingThe auto power-off function will switch to off when the table vacuum cleaner does not work for 15 minutes, which ensures a high endurance from just one charge. High capacity lithium-ion battery provides up to 400 minutes of continuous cleaning time, just charge for 2-3 hours. 2.1400 mAh Built-in Rechargeable BatteryFeatures a powerful 1400mAh built-in rechargeable battery. With the in-built battery, you can move and use it everywhere and our dust sweeper can be charged by car charger, mobile adapter, power bank, computer etc. 3.Precise Cleaning& Long lasting materialCapture nozzle picks up larger debris with ease unlike other manual vacuum cleaner. You can easily cleaning dust of desktop, computer, keyboard, etc. It's absolutely a perfect choice to clean hair and dust in different places that are hard to reach thanks to its handheld size. 4.High Suction and Low NoiseWith 1000Pa of suction power, Table Vacuum Cleaner is strong enough to pick up even the largest piles. Yet, it is quiet enough for you to read or sleep while it cleans. Our cordless dust catcher save you from the mess of paper scrap, daily dust, cigarette ash, dog hair or powder on the desk. The table cleaner spins at up to 13500 rpm compared to 6000 rpm of other cleaner. It generates the suction power of a vacuum. 5.Easy to operate& Long lasting materialEasy to operate, suitable for students and elderly. Portable and Cordless vacuum for your desktop for quick cleaning. You just hold it by your hand and move it. Our table cleaner will save from the annoying little mess in life and clean all around your home and car. Our table Vacuum Cleaner is made of high-quality clear plastic acrylic. It resembles glass but much stronger and safer with a chic display.Products from NIUNIU's store