Disclosed herein is an apparatus. The apparatus includes a first body, a second body, and an electronic circuit. The first body includes a first end, a second end, and a middle section. The first body further includes a first conductor receiving area and a recessed cavity. The first receiving area extends from the first end to the second end. The cavity is at the middle section. The second body is adapted to be removably connected to the first body. The second body includes a first end, a second end, and a second conductor receiving area. The second conductor receiving area extends from the first end to the second end. The apparatus is adapted to receive an electrical conductor between the first receiving area and the second receiving area. The electronic circuit is at the cavity. The electronic circuit is configured to receive reference information corresponding to the electrical conductor.