Target Animals and Limitations - Ideal for chipmunks, rats, mice, voles and hamsters - NOT SUITABLE FOR SQUIRRELS and other large animals because their teeth are strong and sharp, they may chew through the trap if they are trapped for too long. How To Use The Trap - Watch the SET-UP VIDEO on this Amazon detail page to learn how to set the trap up. - Test the trap with a stick and check if the door lock can close smoothly before placing it. - Place the trap in the place where the target rodents often appear, such as corners, along the walls, garage and etc. Notice - We suggest that you wear safety gloves when releasing the animals to avoid any injuries. - Check your local catch-and-release laws before trapping. Product Specifications and Features - Product size: Medium - Cage dimensions: 12.3 x 6.6 x 5.3 inches - Material: Galvanized iron - Once the pedal being touched slightly, the trap door will close immediately. - Catch small animals alive, and release them far away easily. FAQ & Trouble Shooting - Why didn't I catch the second rat after I caught the first one? --Rats are smart and their memory is about 3 months. Once they found their companion got captured by a trap, they will try to avoid the trap for a long time. That’s why we suggest to take the trapped rats away as soon as possible. - Why hasn't the pedal been triggered? --Insert the arm bar into the trigger hole, make sure the hole can stabilize the arm bar, but do not extend too far into it. Customer Service Guarantee - If you find the cage trap damaged or defective after short-term use, please contact us and provide pictures of the damaged product so that we can provide a refund or free replacement. - Any questions, please message us freely.