LUCKSTAR No-Drip Pet Cat Dog Drinking Kit Water Dispenser Fountain Bottle Head Water Nozzle (Green) Water Nozzle - Effectively dispenses water as needed Install various sizes of bottles to accommodate specific size of your pet Suitable for pet, dog, cat, rabbit, hamsters, squirrels, etc. It can be fixed in any place can be fixed, such as walls, wood, cages, etc. Easy to pack and bring along, no need to pack bottle.