GreatNeck 621 6-12 Volt Circuit Tester Tool Choice 6-12 Volt Circuit Tester 48" Lead Insulated Clip Super Sharp Probe Constructed of High Impact Lexan High Intensity Bulb for Easy Visibility GreatNeck 621 6-12 Volt Circuit Tester Features: Ideal for separating wires, removing small fuses, o-rings, retrieving washers, and loose parts too small to pick up with your fingers Lifetime warranty Carded