One open, easy to use. Multifunctional vacuum cleaner, sweeping, mopping. This robot vacuum cleaner can recognize the barrier and avoid collisions. Suitable for cement floors, ceramic tiles, wooden floors, short-pile carpets, etc. Low noise operation, strong suction: low noise, providing you with a quiet environment while cleaning the floor. It easily absorbs dust, hair, paper shavings, crumbs, etc. Walking mode: steering when encountering obstacles Working mode: sweeping, vacuuming, mopping Battery capacity: 1500mAh Charging time: 4h Rated voltage: DC3.7V Sweeping function: drag sweeping suction Color: black Material: plastic + electronic components Size: 23.5x23.5x5.5cm Package Contents: 2 * Smart Sweeper 2 * Charging Cable 4 * Brush 2 * Mop Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.