●Strong Suction, Deep Clean for XL Debris: 3300GPH strong suction power of Tank C1 pool vacuum robot comes from a 7800mAh high-performance batteryr and triple smart motors. Suitable for all types of dirt, including dust, fallen leaves, sand, stones, green algae, etc. ●Unrivalled Wall & Waterline Climbing Ability: V-POWER climbing pattern, combined with superior reverse thrust, climbable rolling brushes and anti-skid treads, well adapts to multiple pool finishes, pebble, tiles, concrete, fiberglass, mosaic or vinyl liner. Streamlined movement makes it easy to break the surface of water and clean places as high as 10cm above the waterline. ●Anti-clogging Filtration System: The motor of Tank C1 pool cleaner robot can rotate forward and reverse, which allows the machine to produce reaction force on the mesh of the filter during operation, so that the filter will not be blocked. ●Easy to Use: Dual cleaning modes allow Tank C1 pool robot only clean floor or clean floor & wall & waterline. A fast charge ( 2.5 hours ) for 150 minutes of autonomy, which covers up to 2500 sq ft. For easy retrieval, the Tank X1C robot pool vacuum for inground pools parks near the pool wall when its battery is low or after completing a cleaning cycle. ●All SMOROBOT cordless pool cleaning robot have passed 45 quality tests, 1,000 hours of rigorous pool operation testing with heavy debris, and hold 15+ certifications. Do our best to ensure the high quality of every machine