1、Deep cleaning, with a visible strong suction power, Equipped with a high-performance motor DC suction port with multiple filtration. 2、Long-lasting battery life, with a battery life of 1200mAh, which can work 90 minutes continuous, but need to charge just 3 hours. 3、Flexible shuttling with low-noise, shuttling freely, no dead corners, easy to sweep the bottom. 4、Easy to cope with different home environments, easily remove ground dust stains, paper scraps, particulate trash, etc. 5、One-key start, press the start button, the operation is convenient and quick, it is a perfect appliance for you home. 1 x Sweeping Robot1 x USB Data Cable 1 x User Manual Condition: 100% Brand NewItem Type: Sweeping RobotMaterial: ABS+Electronic ComponentsColor: Black, White (Optional)Voltage: 3.7VPower: 3WBattery: Polymer Lithium Battery(Built-In)Battery Capacity: 1200mAhCharging Time: 3 hoursEndurance: 90 minutesWorking Noise: 55dbProduct Size: Approx. 22.6 x 22.6 x 4.8cm / 8.9 x 8.9 x 1.9inWeight: Approx. 532g / 18.8ozInstructions: 1. Use a screwdriver to unscrew the battery back cover 2. Pull out the resistance bar, and the battery and the machine are energized 3. Replace the battery back cover and install the screws 4. One-key start, the sweeper works normally