Function: One-button start, sweeping, mop, vacuum cleaner, USB charging, universal driving, automatic obstacle avoidance, anti-fall, low noise, close range, low repeatability, high coverage. Product parameter Weight: 1000 grams Battery: 3.7V1200mAh Working time: about 100 minutes Charging time: about 3 hours Working voltage: 3.7V Rated power: 5W Color: black, white Material: ABS Size: 23 x23 x 6.5cm Package Contents: 1 x Smart robot vacuum cleaner 1 xCharging cable