The Milwaukee 2236-20 Clamp Meter for HVAC/R is a handheld multimeter designed for use in the HVAC/R industry. With a measurement category of CAT III and a DC voltage range of 600, it is capable of measuring AC current, DC voltage, continuity, DC current, and AC voltage. The meter features auto-ranging, data hold, a battery door access, and a clamp for easy connection. It also includes input protection features such as a clamping circuit, ensuring the safety of users during measurements. The digital display makes it easy to read the results, while the resistance range is measured using the clamp feature.