Energy EfficientLong Battery Life, Efficient Coverage Equipped with a 9000mAh/100Wh high-capacity battery, it operates for 150 minutes on a single charge, effortlessly cleaning large pools up to 2153 sq ft, eliminating the hassle of frequent recharging. Powerful Performance, Deep Cleaning Powered by a 40W high-efficiency motor, it drives dual brushes to strongly absorb sand, leaves, and tiny particles from the pool floor. Combined with a dual-layer precision filter, filtration efficiency is improved by 50%. Wireless Freedom, Easy Operation The cordless design eliminates power cord restrictions, and the IPX8 fully waterproof body supports fully automatic underwater operation. Simply press the start button, and it automatically plans the cleaning path, saving time and effort. Portable Design, Weighing only 10.6 lbs,with compact 16.7×11×9-inch. It supports 3.5-hour quick charging and global voltage (11.1V). The corrosion-resistant high-strength ABS shell ensures extended durability.