Digi-Sense Industrial Digital Multimeters (model 20250-53; TRMS model 20250-54) are a must-have on your electrical tool belt—especially for those who need a rugged and reliable meter. These versatile and simple-to-use units safely measure the full range of common parameters including voltage, current, resistance, capacitance, frequency, temperature, and more. All this technology is packaged in a double-insulated housing that meets IP67 requirements. The instruments are fully tested and calibrated to NIST-traceable standards. Careful use of the meter will provide years of reliable service.