SUPER COMPATIBILITY - The Roller Cleaner Head is perfectly compatible with Dyson vacuum cleaner V7 V8 V10 and V11 models. Also, It combines vacuuming and mopping to quickly clean daily messes. *This is only the cleaner head, not a vaccum* REMOVABLE WATER TANK - Motorized brush come with easy click-on water tank, switching between vacuuming and mopping instantly. How to Use: 1.Pour water or detergent to the water tank;2.Turn it on and the water come out (reference to the picture).The vacuum brush tool comes with 6 washable mop pads and 150ml water tank. POWERFUL REMOVE DIRT - This motorhead spinning at a dizzying 150 RPM, the scrubbing mop head can easily cut through dirt and stubborn grime on your wood floor, vinyl and ceramic tile, carpet,marble. EASY TO INSTALL - Simply attach this soft roller cleaner head to Dyson cleaner; Superb easy to reach cleaning power in awkward spaces & gaps. The washable mop pads are effective to collect dust and water without stains, streaks or marks on the floor. Attention: Do not absorb water directly, or use it on the ground where there is a lot of water.*This is only the cleaner head, not a vaccum*