NOTE: If the tube is twisted when you receive the item, you can soak it in warm water for a while. PACKAGE LIST: 12 sets rabbit nipple drinkers(including 12pcs nipple drinker,12pcs “T” tee and 12pcs spring) + 19.7ft hose + 1 piece water bucket connector + 1 piece 30mm hole opener + 2pcs hose clamps AUTOMATIC WATERING SYSTEM: Rabbit watering system design prevents mess and waste, ensuring a clean and tidy environment for your pets. Automatic fill water ensures a constant supply for your small animals without daily refills COMPLETE ACCESSORIES: The automatic rabbit watering system includes necessary hole openers, water tank connectors, rabbit nipple drinkers, hose, and hose clamps. this rabbit watering systerm has everything you need to set it up and get it running quickly EASY TO INSTALL: Make a hole in the bucket, install the water tank connector, connect the hose and nipple drinker, and use a spring to secure the nipple drinker to the cage. When your pet's mouth touches the nipple drinker, water will automatically flow out MATERIAL: Rabbit nipple drinker made of galvanized steel to resist wear and tear for long-lasting use and hygiene WIDE USE: These rabbit water dispenser suitable for a variety of small animals including rabbits, ferrets, guinea pig, hamster, chinchillas, and more Rabbit Water Dispenser