1.Easy to install, the spring fixation makes the trigger mechanism more sensitive. Dark green metal material is strong and durable, suitable for garden, lawn, home and etc. 2.The cage won’t cause animal pain or injury. After capturing small animal, you can continue to the next action. 3.The rat trap adopts a two-door design, which can capture animals from double directions, increasing the chance of success and improving the capture efficiency. 4.After mouse touches the trigger pedal, the mechanism will be triggered, and then the doors on both sides will be closed quickly.