This instrument allows you to easily find any burned out bulbs on your Chritmas lights. You can use it to locate your Chirstmas light string problem. It can test bulbs, fuses and the light strand. It incorporates a bulb remover which you can use to remove bulbs from Christmas light set easily. In addition, it can be used as a 12V to 600V AC power tester.
Features: 1.Non-contact AC voltage detection 12 - 600VAC