Extech Extech Cable Identifier, CT40, 0.1muA to 200mA AED422.25 AED371.50 (Incl.VAT) The CT40 enables one person to identify up to 16 local or installed lines. The built-in MultiMeter functions include: AC/DC Voltage and Current, Resistance, Diode, and Continuity for troubleshooting electrical/electronic circuits. Additional features are... Available on Request