Product Description                             Pure new materials, non-toxic, odorless long life cycle; water bowl can save 30% of water.                             Name: Pigeon Automatic drinking bowl              Material: High quality plastic              Color Yellow              Accessories Mounting screws, Tee Connector              Connection Interface: 9.5mm              Dimensions About 12 * 4.5 * 3.5 cm                              Packing: 30 Sets                             Feature:              Easy to use, safe and very convenient.              The best designed to raise chickens.              Used for quail,pigeons,chickens,Canary,parrots and other birds.              They drink from the cup and let the amount of water enter the  cup                             Notice:               The size is measured by hands, please allow minor error of measurement. Photo color might be a little different from the actual product due to color display of different monitors.