Commercial Electric CM-2033R is an advanced multimeter capable of measuring AC/DC voltage, AC current, resistance, capacitance, frequency, duty cycle, and temperature. It features a large backlit LCD display, auto-ranging, and a built-in work light for dimly lit areas. Safety features include overload protection and low battery indication. The CM-2033R is ideal for electrical troubleshooting, automotive repair, and DIY projects around the home.