Description: FUNCTION AND DETAILS: Sweeper ,Large universal wheel, bilateral brushes, dense pressure dust collection port and Water lock mop. LARGE CAPACITY SEALED: Clean up week, battery life up to 90 min ,Built in battery, long lasting battery life. RECOGNITION OBSTACLES: Vacuum cleaner,One click cleaning Strong suction, .Low noise, low wear, long life Brushless motor kPa suction Sweep, roll, suck Side brush 360 degree high speed rotation Sweep out the corner garbage. EASILY HANDLE LARGE PARTICLES: Vacuum cleaner Beans, melon shells, biscuit crumbs Particles, hair, dust and absorb.Lightweight body, easy to clean the bottom of the bed cabinet. INTELLIGENT OBSTACLE AVOIDANCE PLANNING: Cleaning machine Turning quickly, sweeping around the bottom of the table and bed is more efficient and clean.Whole house clean, high coverage. Conventional floor cleaning, vacuuming/sweeping/mopping/spraying lamps at the bottom of furniture. Specification: Rated Power: 3.7V 1200mAH Charging Time: 3 Hours Working Time: about 90 min Size Chart: 21cmx21cmx6cm/8.27inchx8.27inchx2.36inch Package Includes: 1 Portable Automatic Vacuum Cleaner Note: Please allow slightly errors due to manual measurement and different monitors.Customer satisfaction is our primary concern. If the product is somehow cracked or broken during shipping, please feel free to contact us. We will try our best to give you a satisfactory solution.