Features: No Mess and No Waste: Your bird enters the pet bird feeder and eats, leaving hulls and uneaten seed behind in the trough like compartment below. You'll save money on seed that didn'for t end up soiled on the floor, underneath the grate or outside of the cage. Unique Design: Automatically feeding, save your for time and will not let your pet starve when you are out for work. It comes with smooth bird perch that makes bird comfortable stands during food for time. Durable and Transparent: The no mess bird feeder for cage is made with high quality and durable plastic, sanitary, sturdy and Eco-friendly. Transparent container, convenient for your to see the inside and refill in for time. Easy to Install: Automatic parrot seed feeders is easy and convenient to assemble it by yourself. Easy to fix to bird's cage use one screw and one small piece only. Suitable for square bird cage. Perfect Size: No-mess bird feeder for cage size: 2.91x2.95x7.76 inches. Perfect automatic bird cage feeder for all small birds such as parakeets, starlings, mynah, lovebirds, cockatiels, canaries, small conures and other similarly sized birds. Package Includes: 1 Piece Bird Cage Feeder Specifications: Material: Plastic Size: Approx. 74x75x197mm/2.91x2.95x7.76 inches Color: Light Gray, for Sky Blue, Green note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.