1[Simple To Use] This electric fence alert is easy to carry, clip on fence wire or tape, easy to operate, flashing light indicates low fence voltage.2[Durable Material] Made of ABS and copper material, which is safe, durable, not easy to damage, and can be used for a long time.3[Exquisite And Waterproof] The electric fence alert is exquisite in workmanship, waterproof and stable in performance, so you can use it with confidence.4[Multipurpose] This electric fence alert is mainly used to test whether the electric fence voltage is normal, widely used for farm, outdor, garden, etc.5[Widely Application] The electric fence voltage warning light is matched with the fence host, and can be used for many types of electric fences, including steel wire, poly wire tape, etc.