Greenlee 77GX2 Tone Generator<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Three distinct， selectable tone signal outputs for multiple line identification</li><li>Two selectable tone power outputs for use on open and shorted pairs</li><li>Independent continuity test function</li><li>Independent talk battery supply with higher output</li><li>One year limited warranty</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31eCNB0EobL.jpg" noproxy>