This two pole voltage tester is an essential tool in any DIY or Mechanic's garage. The tester gauges the presence or absence of voltage on hybrid and electric vehicles, without the use of batteries. The pole tester is designed to be extremely easy to use and efficient, with a CAT III 12-600V DC/AC with LED display. Features and Benefits The two pole voltage tester is simple and user-friendly with no batteries required The pole tester can be used on circuits up to 600 volts found on hybrid and battery electric vehicles Typical Applications For use on hybrid and electric vehicles Standards CE & UKCA compliant; GS certified Warning Always perform self test on known voltage source before use