Available on Request Extech Extech Cable Identifier, CT40, 0.1muA to 200mA 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... Available on Request Quick view Qty in Cart: 0 Price: Out of Stock Subtotal: Available on Request