Tester wires, steam finder - Benetech GM60 Tester is a professional device designed do control network cables. It allows you to control wiring, inspect wire errors and find pairs of wires. The device allows you to detect wires in the wall. The transmitter is powered by three batteries AAA (1,5 V), and the receiver by one battery 6F22 (9 V). Batteries are included. Index: BNT-19571 Technical specification of network cable tester Transmitter Power supply: 3 x AAA 1,5 V battery Dimensions: 64 x 31 x 119 mm Masa : 119.2 g Receiver Power supply: 6F22 9V battery Dimensions: 48,6 x 26 x 177 mm Masa : 68.8 g Signal tracking transmission distance: > 1 km Display: panel with LED diodes Operating temperature: -10C do 40C Operating humidity: 10% do 95% RH Contents of the set 1 x Transmitter Module with RJ11 and RJ45 Ports 1 x receiver with LED flashlight 1 x Cable with RJ45 Connector 1 x Crocodile Cord 4 x AAA batteries 1 x 9 V batteries 1 x PL User Manual