Description:              100% Brand New and High Quality！              This instrument is designed to identify and trace wires or cables without damaging the insulation. You can also use it to check short circuit and loacting open circuit and so on. There are a Sender and a Receiver included in the instrument.              Tracing of wires is made possible even inside bundles, conduits, behind panels, under carpets, upholstery, etc              Easy to use: simply connect the transmitter in series with the circuit or wire under test, (i.e.: in place of a blown fuse, across a connector,in series with an open wire, a light bulb socket, etc.), and scanning the circuit/wire with the tracers flexible probe to find the trouble spot              6-42 V Ready: for use in the new generation of vehicles with mixed or single 42 Volt systems              Operates on DC voltages from 6 to 42 volts              Internally protected against power surges and overloads              7'' flexible probe allows reaching wires in congested places              Transmitter and Receiver LEDs show open or short circuit conditions              Adjustable sensitivity for all tracing situations              No wire piercing required, non-contact technology                      Specification:              Wire Tracing              Checking for short circuit              locating open circuit              Wire identification              Specifications:              Item Width:4.4 cm              Material Type:coiled steel              Item Type:Electrical Testers & Test Leads              Item Length:20.4 cm              Special Features:short cable finder.              Power Supply:Two 9V batteries Required (Not Included In Package)                     Package Included:              1 × Instant Car Circuit Scanner (     9 Volt Battery Not included)              1 × Instruction Manua （     no retail packing）                Notes: This package does not include batteries！