The unit emits a low frequency vibration every 15-20 seconds, which is transmitted through the soil. Covers up to 9000 sq. Ft. (about 836 sq. metres). Battery operated (4 x D cell batteries). Safe and economical to run. Environmentally friendly - no chemicals or traps. The only mole repeller to include both a flower-bed cap and a flat mow-over lawn cap. Will not affect humans, cats, dogs, fish or birds.
This advanced product uses solar energy to power its sonic repeller. The sonic repeller drives moles and other burrowing animals away by emitting low frequency ground vibrations every 15 to 20 seconds, which the animals interpret as signs of an approaching predator. Coverage is up to 7500sq. Ft. Advanced product which is solar powered. No batteries required. Sonic device drives moles and other burrowing animals away.