The Circuit Tester from 3M provides a quick and accurate electrical reading. Crafted from a top name brand this circuit tester is built to last for electricians and DIY alike. A must have for any home owner, perfect for the tool box or shed. Length: 8.13" Construction: ABS Plastic Packaging type: Carded Pack 6 to 12 volt DC circuit tester Replaceable 12 volt bulb Securely clips to ground wire for additional safety |