Đồng hồ ampe kìm True RMS 300A AC/DC Extech MA145

The MA145 is a Compact AC/DC Clamp Meter with NCV Detector. This Clamp meter takes True RMS measurements for accurate readings of noisy, distorted or non-sinusoidal waveforms. The MA145 can measure up to 300A AC and DC. Complete with carrying case and two LR44 batteries. UL listed with a CAT III 600V safety rating.