The Meco 27-Auto Digital AC Clamp Meter A 600 V combines the ease of use, portability and performance that make it a popular choice among electricians. It can be used to measure Voltage, Current and Resistance. It has a large jaw opening size of 25 mm making it easy to clamp on tight wires or thick cables. It has a large backlit LCD with 3½ Digits resolution and 2000 Counts display counts displaying numbers in both of the measurement units which helps to read values even in darker places. The Meco 27-Auto by Meco is a digital clamp meter that allows you to measure voltage and current in AC/DC circuits. It can be used as a clamp or gator, which is useful for wire stripping and measuring in hard-to-reach places where the meter cannot be held. Measuring instruments, with a wide range of functions, electrical safety and reliable performance, are widely applied in power, mechanical, public security and other industries at home and abroad.