Feature 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 high quality 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. Item Type: Electric Fence Alert Material: ABS, copper Product Size: Approx. 9.5 x 6 cm / 3.7 x 2.4 in Battery: 3V, 1 x CR2032 button battery (Battery Not Included) Type: Detection series Purpose: Test whether the electric fence voltage is normal Application: Farms, temporary electric fence systems Applicable Animals: Neutral or ferocity animals, such as sheep, goats, cattle, wolves and jackals Weight: Approx. 89g / 3.1oz Color: Black If it is used for chicken, the voltage number is relatively small, you can choose the second mode .(1500-2500V) If it is used for animals such as pigs and sheep, and the voltage is large, you can choose the third mode. (Over 2500V) Package List 1 x Fence Alert (Battery Not Included) Note The battery can be replaced and installed after the screws on the back are removed