1. Larger water tank: 240ml water tank, longer working time 2. Electronically-controlled water pump: Precisely control four different levels of water flow to prevent the cleaning cloth from being too wet or too wet when mopping the floor3. Mopping detection sensor: Automatically turn mopping mode on and off 4. Removal of bacteria: According to the test report of the testing agency, the OZMO mopping system can remove more than 99% of bacteria5. Disposable mopping cloth: It is convenient to use and replace the disposable mopping cloth, and it can be washed with water without repeated cleaning. The OZMO Pro mopping system enables the robot to tackle stubborn stains with electric high-frequency vibrations operating at 480/min, as well as a unique fine mopping mode comparable to electronic mops. Color: Black Material: Plastic Package Contents: 1 x Water Tank System 5 x Cleaning Cloths Above Package Contents Only, Other Products Not Included. Note: Light shooting and different monitors may cause the color of the item in the picture to be slightly different from the actual item. Measurement tolerance is +/- 1-3 cm.