Lutron CM-9940 Clamp MeterThe Lutron CM 9940 is a high performance True RMS digital clamp meter designed for professional grade electrical measurements. With the ability to measure AC DC voltage, AC DC current, resistance, frequency, capacitance, duty cycle, and temperature, this versatile tool is perfect for electricians, technicians, and engineers. Featuring a wide jaw opening, data hold, auto ranging, peak hold, and backlit LCD, the CM 9940 ensures precision and ease of use
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