Please kindly noted that this item is sold by Taluosi from Joybuy marketplace. Specifications: Good structure design removable lower parts for easy cleaning. Easy to install in PVC pipe a five gallon pail bucket or container. Nipple drinkers are an innovative way to provide always-fresh water to your flock. Each time a bird pecks the stainless steel tab a small amount of fresh water is released. Traditional waterers on the other hand need to be cleaned and re-filled frequently and are prone to contamination. Vertical nipple drinkers are a great solution for birds of all ages including baby chicks. For a fully automated on demand solution consider a backyard flock automatic poultry watering kit. Allowing you to connect your nipple drinkers to household water lines providing a constant supply of fresh water for your flock. Item Name: Chicken Water-drinking Feeders Material: Stainless Steel + Plastic Quantity: 5Pcs/10Pcs (Optional) Suitable for: Poultry Chicken Duck Hen Function: Automatically Feed Chicken Water Features: Water Feeder Easy Installation Automatic Durable Screw Size (L x W): 3.5cm x 1.5cm/1.38 x 0.59 (Approx.) Total Size (L x W): 5.5cm x 1.5cm/2.17 x 0.59 (Approx.) Notes: Vertical nipple drinkers require a low-pressure water source. If connecting to household water lines a pressure regulator(not included) must be used. Due to the light and screen setting difference the item s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 5/10 x Chicken Water-drinking Feeders (Optional)