Feature:1. This coil wire is used for keep your dog in the pet area safely.2. 300m/984ft length, provide enough length for underground fence system.3. Made of premium material, it is solid and durable.4. Not easy to break, wide application.5. Suitable for 023/227/227B electric pet fencing wire.Specification:Condition: Brand NewItem Type: Electric Pet FenceWireMaterial: Metal Color: As Pictures ShownSize: Single Strand Copper Wire Size: Approx.0.2mmWire Section Size: Approx. 0.6mmWeight: Approx. 192gSuitable for 023/227/227B electric pet fencing wire. Conditions of Use:1. It cannot be used alone, but should be used with an electronic transmitter to prevent pets from running out of the yard.2. If there is a combined electronic transmitter, the foreign version needs a thicker line corresponding to it. Such a thin coil will reduce the power, which will lead to the poor induction of the receiver and make the pet run out easily;3. The host machine of foreign version is equipped with this kind of thin coil, so the power is small, so the pet can only sense when it is 1meter/3.3ft close to the coil, and the receiver can stop the pet, which will easily cause the pet to run out..Package List:1x Electric Dog Fence WireNote:Conditions of Use:1. It cannot be used alone, but should be used with an electronic transmitter to prevent pets from running out of the yard.2. If there is a combined electronic transmitter, the foreign version needs a thicker line corresponding to it. Such a thin coil will reduce the power, which will lead to the poor induction of the receiver and make the pet run out easily;3. The host machine of foreign version is equipped with this kind of thin coil, so the power is small, so the pet can only sense when it is 1meter/3.3ft close to the coil, and the receiver can stop the pet, which will easily cause the pet to run out.