Power Probe III with Case and Accessories, Blue The Power Probe III Circuit tester (Blue) with the ability to supply Power or Ground with an indicator tone and bright-white LED headlamps . Supplies Power and Ground . Digital Voltmeter with Min/Max Voltage Capturing . 4mm Banana Jack . 20 Foot Power Lead . Tests for Bad Grounds/Short Circuits. Hand Held . Powered by Vehicle Battery . Momentary On SPDT Switch . Slim Design for Fitting into Tight Places . Gold Plated Brass Probe Tip . Directed LED Head Lamps to Illuminate Test Area PP319FTCBLU