1Press the button to turn on, press once to turn on the 1hour automatic working mode, and twice to turn on the 2hour automatic mode. 2Noise reduction technology and cleaning will not affect the work and life of you and your family. 3Long battery life, easy to clean a large area, a single working time is about 90 minutes. 4Full space coverage algorithm, intelligent object area segmentation. Threeinone sweeping, suction and mopping. 5Smart sweeper can easily clean a variety of floors, such as wood floors, floor tiles and marbles. Item Type: Smart Sweeper Weight: Approx. 1123g / 39.6oz Voltage: 5V Power: 3W Battery: polymer lithium battery 1500mAh (battery included) Working Time: 90min Product Size: Approx. 30.2x31x7cm / 11.9x12.2x2.8in 1 x Sweeper2 x Brush2 x Hook and Loop Fastener1 x Mop Cloth1 x ManualPlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.