Performance Tool 20192 Cordless Circuit Tester<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Detects voltage from 3v to 28v</li><li>Safe with ECM's， sensors， transducers， and more</li><li>No ground wire or clip required</li><li>Includes 2 "N" type long-life batteries</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Ds%2Bi1UJHL.jpg" noproxy>