Rid the yard of pesky burrowing creatures with these convenient ultrasonic mole spikes. These sets send a sonic pulse into the ground which frightens creatures like moles, gophers, voles, and groundhogs. These sturdy stakes are made from durable ABS and feature a IP65 waterproof rating for lasting strength and durability. Each stake features a built-in solar panel and battery. The panel converts solar energy into electricity and it is stored within the the battery. For the best results, place each spike in an area that receives up to 8 hours of direct sunlight. Installing these solar-powered garden pest control spikes is simple. Use a wooden stake and mallet to make a pilot hole in the ground. Drive the spike into the ground until it is 1" above the ground and press the button to activate the device. Be sure to remove the spike before mowing the lawn. This mole deterrent for yard can be used and reused multiple times and functions off ultrasonic solar energy.. It can safely be used around kids and pets.   COMPACT DESIGN: Each spike measures 2.5" W x 2.5" D x 10" H and weighs 0.2 lbs. The solar panel measures 1.75" W x 1.75" D. This set includes 2 solar rodent repeller stakes. The set provides a max coverage for up to 2,500 sq ft. WATERPROOF CONSTRUCTION: This durable mole and vole repellent is made from ABS plastic and features an IP65 waterproof rating for lasting use. REPELS BURROWING ANIMALS: Each solar-powered gopher repellent stake uses sonic pulses to repel moles, voles, and gophers. The device will emit a 3-second pulse every 32 seconds. EASY TO USE: Each ultrasonic groundhog repellent spike features a solar panel that converts sunlight into energy and is stored in a rechargeable battery. Place each stake in an area that receives up to 8 hours of direct sunlight. Make sure to remove the stakes before mowing the lawn. WORRY-FREE PURCHASING: Sunnydaze Decor backs its products with a 1-year manufacturer's warranty. User Guide (PDF) 1 Year Manufacturer Warranty For more information, go to  www.P65Warnings.ca.gov