<b>Solar Sonic Mole Repelelnt Spikes: Repel moles, gophers, ants, groundhogs, voles with Thanos Solar-Powered Vibration spikes</b><br> <br> a. Emits a sonic pulse that penetrates soil every 30 seconds<br> b. Produces a sound that's highly irritating to moles and gophers<br> c. Weatherproof mole repellent spikes, it can free use in rainy day and in winter<br> d. Built-in Solar rechargeable battery, no need to replace battery<br> <br> <b>How to repel Mole & Gopher & Groudnhog & Vole</b><br> Nothing sends moles and gophers hurrying away faster than the penetrating sonic pulses emitted from this Sonic Spike. When placed in the ground and activated, sonic pulses penetrate<br> the soil every 30 seconds, emitting a sound which is highly irritating to moles and gophers. Because these underground rodents are virtually blind they are exceptionally sensitive to sound and vibrations.<br><br> <b>Easy-to-Activate</b><br> To use, make a pilot hole in the ground with a wooden or steel rod. Next, insert the Spike into the soil so that the cap is flush with the ground to avoid tripping hazards and the chance of hitting it<br> with a lawnmower, press the ON/OFF buttom, then it work for every day.<br><br> <b>Note: </b><br> Effectiveness of the product depends largely upon soil type. Moist clay is the best conductor of sound; dry, sandy or peat soil does not conduct the sonic waves as easily.