Innovative Products of America 9101 Light Ranger MUTT Trailer Light Tester<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Tests 7-spade， 6-round and 4/5-flat pin type trailer harnesses</li><li>Short circuit protection and water resistant</li><li>Turn signal simulation and power verification LED</li><li>Internal battery compartment (battery not included)</li><li>Trickle charger and trailer plug adapter included</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41pI8Y-uUNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61u95NCvrvL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/518eZJ3OUpL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41B6hmzve%2BL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31fiowPyatL.jpg" noproxy>