2 Pack Mole Repellent, Redeo 3rd Generation Gopher Repellent Solar Powered Mole Repeller Vole Chaser Pest Deterrent - Powerful Humane Rodent Repellent, IP67 Waterproof The 3rd generation Smart Sonic Thor, emits 4 different working interval sonic pusles continuously to repel burrowing rodents, moles, gophers, voles, and so on, avoid pests accustoming to fixed-frequency sonic sound so that permanently to repel them. Effective, Safe and Humane Rodent Repellent: The vibration and sonic pulses will penetrate the soil to create an unbearable environment for underground burrowing rodents to stay and force them to leave the property and seek out other places to live. Extensive Coverage: A solar powered sonic rodent repellent radiates in all directions. It is recommended to overlap the device providing even more coverage. It is advisable to install 2 items apart every 82 feet. Need 7-15 days of continuous use for mole, gopher, vole and other burrowing rodents to leave the area. Waterproof - IP67: The Smart Thor Chaser with a rating of IPX6, protected against water splashed from all directions. The two beveled solar panels are embedded in a watertight plastic housing, which ensure you will enjoy years of mole and gopher free gardening. Creative and innovative built-in intelligent control system, change the working mode automatically. Compared to the same kind product on the market, it is more effective.