Automatic squirrel prevention: When the squirrel tries to climb on the pole to eat the bird feed, the spring loop will start to stretch under the weight of the squirrel, causing the squirrel to slip off the pole, and the spring action will scare it awayFeed the birds, not the squirrels! Keep the squirrel on the ground and away from your bird feeder. Its unique spring mechanism prevents them from entering your bird feeder or aviary.Easy to install: independent spring protection device, no need to adjust, just install the spring on the top of the support rod, you can directly bounce the squirrel away. Long-distance elasticity: spring design, high elasticity extends to a sufficient length, and maintains a safe distance between the bird feed and the squirrel, allowing the bird to eat while preventing the squirrel from eating, providing a safe place for the bird. Harmless: This product will not cause harm to animals. It is harmless to squirrels, just keep them away from bird feed. Product description Features: 1 Features: 1. Automatic squirrel prevention: When the squirrel tries to climb on the pole to eat the bird feed, the spring loop will start to stretch under the weight of the squirrel, causing the squirrel to slip off the pole, and the spring action will scare it away harmlessly! 2. Feed the birds, not the squirrels! Keep the squirrel on the ground and away from your bird feeder. Its unique spring mechanism prevents them from entering your bird feeder or aviary. 3. Convenient installation: independent spring-type protection device, no need to adjust, just install the spring on the top of the support rod, you can directly bounce the squirrel away. 4. Long-distance elasticity: spring design, high elasticity extends to a sufficient length, and maintains a safe distance between bird feed and squirrels, allowing the birds to eat while preventing the squirrels from eating, providing a safe place for the birds. birds. 5. Harmless: This product will not cause harm to animals. No harm to squirrels, just keep them away from bird feed. Note: 1. Due to the different display and lighting effects, the actual color may be slightly different from the picture. Due to manual measurement, please allow a deviation of 1-3cm. Specification: Material: Metal Product size: about 6 x 4 x 4cm Include: 1 x rat-proof spring