1. [Wall-mounted or Hanging]bird feeder include a strong suction cup and a hanging chain, suitable for windows or hanging outdoors, ideal for small wild birds. You can use strong suction cup to install it on a smooth surface. Designed with hanging chain which is convenient to hang anywhere you want. 2. [Clear Bird Feeder]Bird feeder made from clear acrylic, won't block the line of sight, easy for you to watch the birds eat, and suitable for finch, cardinals, woodpecker, robin, goldfinch and more. In addition, designed with foothold for birds to stand. You can enjoy bird watching from the comfort of your home. 3. [Easy to Fill and Clean]Easily refill seeds to the tray. You only need to remove the entire bird feeder when cleaning, and you can rinse with water or wipe the surface with a wet towel. It's ideal for backyards, or apartment windows. 4. [Keep Dry]There are drainage holes at the bottom of the outdoor bird feeder to drain excess water and keep the seeds dry. You can put multiple types of seeds at the same time to attract various birds.