1、[No Installation Required]: Our bird feeder is equipped with a hook. No assembly is required. You can hang it anywhere you like, such as a hook, a branch, and a bird feeding pole. By hanging this mixed seed bird feeder outdoors to attract a large number of wild birds to your garden, patio, and backyard. It is a great gift idea for nature lovers. 2、[Weatherproof & Durable]: This window bird feeder has a waterproof design and the tube is made of premium hard plastic, making it resistant to extreme weather conditions like brutal heat, thunderstorms, snow, or rain, and more durable. 3、[4 Ports]: This bird feeding station contains 4 ports through which multiple birds can feed at the same time. In addition, the base tray contains seeds for more birds to eat in the bottom ring. 4、[Easy to Refill]: Simply open the top cover by turning it counterclockwise, then put the seeds into the tube, and finally close the top cover by turning it clockwise. The transparent tube makes it easier for you to see when you need to replenish the seeds. 5、[Wide Applications]: This hanging bird feeder is suitable for feeding most types of seeds and seed mixes, mixtures, sunflower seeds to attract birds, including great spotted woodpeckers, goldfinches, dunnocks, house sparrows, siskins, bullfinches, blue tits and greenfinches, blue tits, sparrows, and nuthatches.