Easy to install: four extra-strong suction cups allow quick, tool-free attachment to a window. Easy to fill and clean: removable food tray with drain holes enables simple refilling and cleaning, making it senior-friendly. Big and clear view: high-transparency see-through acrylic provides an unobstructed view of the birds, letting you observe up close without scaring them away. Weather ready: designed to adapt to most environments and extreme weather, so you can watch your feathered neighbors year-round in any season. Versatile use: suitable for bird feeding, watching, educational activities, and entertainment for pets such as cats or squirrels. The larger sliding tray can hold at least two different seeds to attract a variety of birds. Great gift: a wonderful outdoor present for kids, birdwatchers, bird lovers, parents, grandparents, and the elderly—giving the gift of nature and relaxation.