2 sets of 12-inch pure copper ground rods with 40-foot female ground wire and 15-foot male ground wire for connection to ground power outlet or ground rod. pure copper (C1100 level).The conductivity is higher than that of stainless steel. and sturdy.While the cable is made of braided stainless steel, it comes with a PU coating. Catch one end of the grounding wire on the grounding product.Push the ground rod into the ground, as far as possible under the window or next to the door. You can use grounding rod kits to connect grounding products such as grounding mats, blankets, sofas, carpets, etc. Easy and easy to use when you don't have a grounding socket or travel. Color: As Shown Material: Copper Package Contents: 2 set ground rod Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.