CAMTOA Ultrasonic Solar Powered Pest Repeller Get Rid Of Mice Mole Mouse Snake for Outdoor Lawn Garden Yards Keep moles, gophers, voles, badgers, mice and snakes away from your lawn, gardens and yards forever. Rechargeable via solar energy to charge the battery, generating ultrasound stimulated rat central nervous system, to achieve the purpose of driving the mouse, the effective range is 650 square meters. A Ni-Cd Rechargeable battery is included to operate the solar cell to collect solar energy to power the repelled during daytime. Unique design and high quality, made of waterproof material, durable in use. Idea pest contral device to keep rodents away from your garden or lawns by utilizing both sonic wave sound and vibration technology.