STRONG SUCTION CUP: This bird feeder comes with 3 soft suction cups, which have extremely strong suction on smooth window surfaces. Compared with the screw suction cup, this automatic bird feeder has stronger suction power, so you can easily install or remove the automatic bird feeder indoors without having to go out the window to screw in the complicated screw suction cup, because this acrylic hanging automatic bird feeder dispenser can be easily disassembled. EASY TO CLEAN: Hanging bird feeders are quick and easy to clean. Simply remove the bowl and discard crumbs and old seeds; you can also wipe the surface with a damp towel to remove dirt or moisture without having to worry about your birds' food getting soggy and spoiled. This is the perfect gift for bird and cat lovers. Observe colorful wild birds up close You can experience the joy of watching wild birds while sitting in your kitchen. There are finches, cardinals, woodpeckers, acorns, blue bellies, robins, squabs, and hundreds of other bird species. Simply place the camera and enjoy. Easy Installation: Before installation, you need to soak the suction cup in water for 2 minutes, then wipe the glass with a damp cloth. Remove the suction cup from the water and attach it to the bird feeder. Press the suction cup with your hand to release the air trapped inside, and then remove the suction cup from the glass. Compact Size: Hang this transparent bird feeder in the corner of your room, balcony, or office. The small building has no space for feeding animals and is an exclusive restaurant for sparrows and great tits who love to feed birds. This bird feeder measures 15 x 15 x 6 cm and will attract a variety of small birds such as blue tits, tits, great tits, finches, tits, sparrows, robins and many more.