Automatic Household Mini USB Rechargeable Smart Vacuum Cleaner $ 9.73 Product information: Charging time: 100-200 minutes Continuous operation: 20min Input voltage: 5V Charging wire: USB Input power supply: 0.5-1A Walking mode: random mode Rated Power: 4W Product Size: 18x18x5.4cm Packing list: Sweeping robot1 Wear-resistant brush2 Charging cable 1 Locking finger cloth 1 Product Image: