The moisture meter can quickly measure the moisture content of the grain. 1. This coil is used to securely hold your dog in the pet area. 2. Length 300m/984ft, provides sufficient length for underground fence system. 3. Made of material, it is sturdy and durable. 4. Not easy to break, wide application. 5. Suitable for 023/227/227B electric pet fence wire. . ELECTRIC DOG SHEPHERD PLAYPEN FENCE DRU Specification: Item Type: Electric Pet Fence Material: metal Color: as shown in the pictures Size: single copper wire Size: about 0,2mm Wire cross-section size: approx. 0,6 mm Weight: approx. 192g Suitable for 023/227/227B electric pet fence wire. . ELECTRIC DOG SHEPHERD PLAYPEN FENCE DRU Terms of use: 1. It cannot be used alone, but it 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 requires a corresponding thicker line. Such a thin coil will reduce the power, which will lead to poor induction of the receiver and make the pet easily run out; 3. The main machine of the foreign version is equipped with this kind of thin coil, so the power is small, so the pet can only sense when it is 1 meter/3,3 feet close to the coil, and the receiver can stop the pet, which will easily make the pet run out. . ELECTRIC DOG SHEPHERD PLAYPEN FENCE DRU List of packages: 1x Electric Dog Fence Wire . ELECTRIC DOG SHEPHERD PLAYPEN FENCE DRU Note: Terms of use: 1. It cannot be used alone, but it 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 requires a corresponding thicker line. Such a thin coil will reduce the power, which will lead to poor induction of the receiver and make the pet easily run out; 3. The main machine of the foreign version is equipped with this kind of thin coil, so the power is small, so the pet can only sense when it is 1 meter/3,3 feet close to the coil, and the receiver can stop the pet, which will easily make the pet run out. . ELECTRIC DOG SHEPHERD PLAYPEN FENCE DRU