Features: 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 New_x000D_ Item Type: Electric Pet FenceWire_x000D_ Material: Metal _x000D_ Color: As Pictures Shown_x000D_ Size: _x000D_ Single Strand Copper Wire Size: Approx.0.2mm_x000D_ Wire Section Size: Approx. 0.6mm_x000D_ Weight: Approx. 192g_x000D_ Suitable for 023/227/227B electric pet fencing wire. _x000D_ Conditions of Use:_x000D_ 1. It cannot be used alone, but should be used with an electronic transmitter to prevent pets from running out of the yard._x000D_ 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;_x000D_ 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. PackageList: 1x_x000D_ _x000D_ ElectricDog Fence Wire Note Conditions of Use:_x000D_ 1. It cannot be used alone, but should be used with an electronic transmitter to prevent pets from running out of the yard._x000D_ 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;_x000D_ 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.