Features： 1、ABS Material: Electric fence beeper is made of durable ABS material, resistant to cold weather, small size, light weight, easy to carry. 2、Main Purpose: The exciter (power supply) can accurately detect whether the fence is powered normally. Suitable for farms, home gardens, pets and livestock enclosures. 3、Simple to Use: Used to check the electric fence, put electric fence beeper close to the fence, if the fence is active, it will flash the lights. 4、Applicable Scenes: Electric fence beeper with light are used for many types of electric fences, including steel wire, poly wire tape, etc. 5、Product Size: Electric fence beeper size is about 8x3.5x1.5cm/3.1x1.4x0.6in (without ring). Working distance is about 0.4?0.5m/15.7x19.7in. Specification： Item Type: Electric Fence Beeper Material: ABS Color: As Pictures Shown Weight: Approx. 25g / 0.9oz Product Size Without Ring: Approx. 8x3.5x1.5cm / 3.1x1.4x0.6in Working Distance: Approx. 0.4-0.5m / 15.7x19.7in Battery: 1 3V CR2032 Button Battery(Delivered Without Battery) Purpose: Test Whether the Electronic Fence Voltage Is Faulty Applications: Farms, Home Gardens, Sheep, Pets, Horses and Livestock Enclosures Package List： 1 x Electronic Fence Fault Tester 1 x Accessory Ring