Product color: blue Quantity: 1 piece Package content: 1*pet automatic water dispenser 1.Use inside and outside of the cage: you can attach it to the outside or inside of the cage according to your own needs. If your pet is naughty, it is advisable to install it outside the cage. And you can easily snap in the water dispenser for cleaning and refilling. 2.NO NOISE: This automatic pet water dispenser adopts gravity flow design, and can control the amount of water to prevent overflow. It doesn't make annoying noises while your pet is drinking compared to water bottles with ball bearings. The quiet design allows you to have a calm sleeping environment. 3.Large Capacity: 500ml - Large Capacity: No more worrying that your pet does not have enough water to drink if you are not at home all day. This water bottle is the perfect size for rats, hamsters, guinea pigs, small ferrets, dwarf rabbits and other small animals. 4.Safe: Made of durable, non-toxic plastic. Compared to traditional bottles and bowls, our hanging water fountain gives your pet a more comfortable and hygienic experience. 5.Easy to use: attaches easily and quickly inside the cage with the screw provided.