Wide ranges of applications: It can be used for many types of electric fences, including steel wire, poly wire tape, etc. No Need Battery: This fence tester no need to install battery to use, compared with the traditional tester, it is more convenient. Portable Size: This tester has the portable size and easy to hold, you can put it into your tool bag to carry easily. 8 Indicator Lights: There are 8 indicator lights to indicate the results, and you can see results clearly and in time. Wide Measuring Ranges: This electric fence voltmeter can masuring voltage between 600V-7KV, which can be used for more devices. This fence voltage tester can be widely used to captive animals and poultry management. Portable size and easy to carry, if you need this product, come and try it, it not let you down. Measuring ranges:600V-7KV Indicator light:8 Color:Blue & Black Material:Metal+Plastic Package Contents: 1 * Fence Voltmeter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.