Look after your lawn with a 2-Pack of Solar Powered Ultrasonic Pest Repellers Choose from round or square designs Spikes can be pushed into your lawn or flower beds Emits a 3-4 second sonic pulse every 30 seconds Penetrates the soil to deter moles, voles, gophers, mice and more Powerd with a rechargeable battery powered by solar panels Please see Full Details for complete specifications Made with waterproof ABS material  Save 80% on the 2-Pack of Solar Powered Ultrasonic Pest Repellers for 9.99 pounds