CORDLESS HIGH PERFORMANCE: Pool Shark PRO will give you close to 2 Hours of cordless strong underwater suction. Charging time is 3 Hours 3 IN 1 MULTI-TASK: Reach all spots and corners of your pool or spa, with Pool Shark PRO’s 3 in 1 Functionality. It includes a Large Pool Head Brush nozzle, Strong Spa brush nozzle, and Pool and Spa roller nozzle. LARGE DEBRIS CHAMBER CAPACITY: Catch more dirt, debris, acorns, leaves, sand with Pool Shark’s large dirt chamber, efficient filtering system and strong suction. WATERPROOF: Pool Shark PRO has an IPX8 waterproof system that will give you great deep underwater performance.