Features1ABS Material: Electric fence beeper is made of durable ABS material, resistant to cold weather, small size, light weight, easy to carry. 2Main Purpose: The exciter (power supply) can accurately detect whether the fence is powered normally. Suitable for farms, home gardens, pets and livestock enclosures. 3Simple 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. 4Applicable Scenes: Electric fence beeper with light are used for many types of electric fences, including steel wire, poly wire tape, etc. 5Product 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.SpecificationItem Type: Electric Fence BeeperMaterial: ABSColor: As Pictures ShownWeight: Approx. 25g / 0.9ozProduct Size Without Ring: Approx. 8x3.5x1.5cm / 3.1x1.4x0.6inWorking Distance: Approx. 0.4-0.5m / 15.7x19.7inBattery: 1 3V CR2032 Button Battery(Delivered Without Battery)Purpose: Test Whether the Electronic Fence Voltage Is FaultyApplications: Farms, Home Gardens, Sheep, Pets, Horses and Livestock EnclosuresPackage List1 x Electronic Fence Fault Tester 1 x Accessory Ring