Makes quick work out of any electrical project. Durable ABS housing. Indicates the presence of 120 volt, 240 volt, and 277 volt. Convenient pocket clip. Flexible 36″ test lead. No batteries required. Bright 360 visual indicators. 2 flexible test leads. Tests outlets, panels, light fixtures, switches, and circuit breakers 80-300 volt AC/DC. AC voltage: Up to 480 V. DC voltage: Up to 110 V.