Professional cordless computer safe circuit tester constructed in rugged stainless steel requires no ground wire or clip and a safety V-groove accessory is provided for piercing and carrying;Negligible current draw ( 20 micro-amps) is 10,000 times less than regular lamp type testers and is completely safe when working around sensitive electronic control modules and sensors;Operates between 3 and 28 Volt DC in battery powered systems and has a light and sound indicator to give an audio and visual signal when positive voltage is detected;Solid state high impedance electronic circuitry;Long-life alkaline batteries installed

• GTC CT8002 Cordless Circuit Tester

GTC CT8002 Cordless Circuit TesterGTC