Circuit Tester Cordless 3 To 30 Volts - SP61018 by SP Tools Bandsaw Blade Cover We designed this retractable lanyard

We designed this retractable lanyard for lasting durability and to survive more drops

Low noise for operator comfort across the work day

Corrugated teeth for <2mm sheet metal

Designed with a variable helix that includes an aggressive 35 ° helix angle which ends at 15 °

providing all-day run-time

Circuit Tester Cordless 3 To 30 Volts - SP61018 by SP Tools Bandsaw Blade Cover We designed this retractable lanyardSuitable for testing DC circuits with a voltage between 3 and 30 Volts No ground or clip necessary simply touch some thing that acts as a ground (bare metal part on a car) and use the probe to test for power. Bi directional polarity testing: Power and Ground Dual colour LED indicates: Red for power, green for ground on 6V, 12V and 24V systems Compact size for ease of use in confined areas Computer safe