Effective Solar Rodent Repeller — For best performance, we recommend placing one rodent repellent per 96 feet of lawn when setting up your garden. It emits a 3-4 second pulse of sound every 40 seconds, penetrating the ground and driving pests away from the area where the sound is traveling. Safe to Use - Humane and safe around pets and children Mole spikes ward off moles by emitting sound pulses. They do not harm animals in any way as they do not contain chemicals, poisons or dangerous ingredients. Effective and wide coverage — Penetrates the ground and prevents moles from entering protected area, as moles are sensitive to noise and vibration, an effective preventative method that will not damage outdoor areas such as lawns, yards and gardens. Solar Powered - Economical and Safe—Built-in high quality polycrystalline silicon solar panel, the solar mouse repeller can repel mosquitoes, just insert the solar mouse repeller into your garden in a sunny place, turn on the switch, it
