Worked as food bowl and water bottle that ensures your pet will not thirsty and hungry when you are out at home. The bowl and bottle can be used separately. Water bottle featured a roller ball nozzle that dispenses water as pet licks; There are 3 roller balls in nozzle, you can take off 1-2 roller balls if water flows little. Height Adjustable Design: convenient for you to adjust a suitable height for your pets.