The Milwaukee 2236-20 Clamp Meter for HVAC/R in Red is a handheld multimeter designed for measurements in the HVAC/R industry. With a measurement category of CAT III and a voltage range of 600V, this meter can accurately test and measure AC and DC currents, continuity, and resistance. It features auto-ranging, data hold, battery door access, and a clamp for easy connection. The meter also includes input protection features with a clamping circuit for safety during measurements. Made by Milwaukee, a trusted brand in tools and measurement equipment, this meter is a reliable and practical tool for professionals in the HVAC/R field.