Sunforce 80001 Solar Pest Repeller
Protect your lawn and garden from moles, voles, gophers, rodents and more with The Sunforce Solar Pest Repeller. Made of durable ABS plastic as well as corrosion proof aluminum, this  device emits an intermittent combination of sound and vibration. It is solar powered and works through day and night. This pest repeller is easy to install and completely weatherproof. With a 6000 square foot range and a frequency of 400Hz to 1000Hz,  this unit is both pet as well as child friendly and includes long life Ni-Cad solar charged rechargeable batteries.