Automatic feature: poultry drinking bowl is automatic design, the water can come out automatically according to the amount of water in the bowl, so you 't have to your poultry how to drink water, convenient to use. to use: these automatic filling waterers are made of plastic and spring, durable and sturdy, no-leakage, safe to use, also not easy to , you can use for a long time. Easy to install and clean: this watering cup is easy to use, can be connected with bucket, pipe conveniently, it's also simple to clean, the water control valve is inside, there is no blockage in the bowl, making it easier to clean. Wide range of use: the drinking bowl is designed with cup size, . 6.5cm in cup diameter, the bowls are suitable for chicken, ducks, turkeys, and so on, they will be your practical and helpful items. What you : the package provides you sufficient chicken watering cups in basic colors, and enough gaskets for preventing the water leakage to use and replace in , or you can prepare as . Colour: Red Material: Plastic Size: 6.5x4cm Package Contents: 20 * Automatic Poultry Drinker Bowl Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.