Features:1. Simple operation: one button switch, easy to suck dust, children can also make easy operation.2. USB charging: Charging can be used for one month, lithium battery is more durable.3. Care for breathing health: fine filter, prevent fine dust particles from spilling, protect your health.4. Easy to carry: small size, easy to carry.5. Cleaning is convenient: to turn on the machine clockwise, you can clean.Description:This desktop vacuum cleaner is small, easy to carry, fine filtering can protect your breathing health, in addition to cleaning the desktop can also be used to clean the keyboard, is a good product.Specifications:Charging time: 2-4 hoursWorking power: 2WInput voltage: 3.0-4.2VInterface type: Micro USBSize: 8.2CM x 6CMPackage Included:1 x desktop vacuum cleanerNotes:1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.