Astro Pneumatic AST7760 - Cordless Circuit Tester

• This unit does not require ground wire or clip and is safe with ECMs, Sensors, Transducers, Airbags, etc. • Designed to be used on DC powered circuits with voltages between 3 and 28 volts. • Special designed V-Tip needle allows safe piercing and prevents side-slipping when piercing wire’s insulation. V-Tip can be removed to test hard to reach places. • Unit works with replaceable long-life alkaline batteries. • Made of rugged chrome metal.