Multifunctional cable locator. The transmitter is a compact handheld instrument that can be used to detect and locate cables in the wall. It is particularly useful when repairing old cables. Connections: Telephone lines, coaxial cables, two crocodile clips, DC vehicle cables. Dimensions (H x W x D): 183 x 80 x 46 mm. Functions: A multifunctional device consisting of a transmitter and a radio receiver, Audible, locating dead electrical lines, Handy ergonomic receiver. Power transmitter: 4 pieces 1.5V type: LR44 or equivalent, Power receiver: 2 pieces 1.5V type: AAA or equivalent, Weight: 220 g (with battery).