ELLASSAY Square 4 PCS Ultrasonic Mole Repellent Solar Powered 4 Pack Sonic Mole Deterrent Spikes,Snake Gopher Vole Repellent for Lawn Garden & Yard,Gopher Deterrent,Groundhog Repeller

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Package Includes:4 x Mole repellent stakes

Specifications:
Solar Panel Size:56 x 56mm
Effective Range: approximately 7000 sq. ft.
Material: ABS Plastic
Working way: buzzer
Cycle Interval: Appr 20 Seconds
NOTE:
1. When first installed, it require up to 2 days of the sunlight to be fully effective.
2.Insert the stake into ground,make sure the top is above to the surface roughly 2 inches.
3. Position the device where it gets full sun on the panel to recharge the unit.
4. The mole repellent need be used continuously  for 7-14 days before ground rodents start to move away from the area.
5. The harder/denser the soil, the better it works, as the sonic vibrations do not travel well through loamy soil conditions.