The M/1S Holiday Detector has an ergonomic design, a twist-lock ground cable, a strong fiberglass wand, a large sponge, and it conforms to standards for low-voltage holiday detection, NACE International RP0188 ASTM D5162-A. Features include regulated 67.5v DC output, push-button calibration check, and two resistance settings. Call 954/946.9454.