Repellents Solar Mole Repellent Ultrasonic 4 Pack Outdoor Powered Sonic Deterrent – Mole Stopper Scare Vole for Lawn Garden & Yard Home – Groundhog Repeller Snake Rodent Gopher Spikes Chaser Pest Control

We recommend an installation of the yard mole repellents on every 96 feet throughout your lawn for optimal performance. Sonic pulses emitted 3-4s sonic pulses for every 30s, it penetrates the soil for and forces pests to evacuate the area covered by the sound.
Use a 100% kid safe, humane approach to prevent your property from moles voles shrews gophers and destructive ground rodents.
Moles and gophers and other burrowing rodents are chased away unharmed. No chemicals or poisons.
In general, it need about 2-4 weeks to drive the Mole & Gopher away from your garden, Then your garden will be free of these nuisance critters after some weeks
Rest easy knowing your entire lawn is protected even in rain (the mole vole repellent unit is waterproof & corrosion-proof).