This is Hanging bird feeder. You can Hang this feeder for bird at tree, pole, wall and many places.Heavy Duty Sturdy Material of Wooden and Long Durable Product. 10 Nozzles available to feed the bird food from feeder.Bird Feeder Size is Large and Dimension is 40 x 17 x 17 cmYou cannot mount this bird feeder on wall. It is made for wall Hanging., It is made of pine wood, and you can keep 1000 grams of grains in it. Birds can eat grains in it from 10 ports. This rain does not harm it.