Feature: 1. This sweeping robot adopts 2800PA big suction and double brush to clean up more cleanly and perfectly sweep away the garbage. 2. This sweeping robot is equipped with a built in li battery with a large capacity of 2000mAh and can work for 60-90min. 3. The robot has a timing function, built in sensing system, and an anti collision guard on the front to protect itself and furniture. 4. With 200ml large capacity detachable water tank, uniform seepage, can continue wet drag about 60 minutes. 5. This sweeper works in silence and is equipped with drop sensing function. When suspended, it will trigger the device to avoid falling quickly. Specification: Specifications: Material: ABS Color: Black / Grey （Optional） Operation Method: Mechanical and Remote Dual Use Rate Power: 15W Rated Frequency: 50HZ Suction: 2800PA Battery : 2 * 3.7V 2000mAh Li Battery . Package List: 1 * Machine 1 * Wipe 1 * Mop 1 * Remote Control 2 * Brushes 2 * Batteries 1 * USB Cable 1 * Manual Note: Please read the product manual carefully before use.