Key features of the UT210A: 1. Small and exquisite, easy to carry; 2. AC current measurement, the minimum resolution is 1mA and the maximum range is 200A; 3. With HOLD function and MAXH function; 4. With automatic shut-off function; 5. With backlight function. Automatic shutdown about 15 minutes UT210 series mini digital clamp meter has the characteristics of high reliability, high safety, auto range and miniaturization. It can accurately measure small current signals; the chip of the product is equipped with a VFC start-up mode, and the internal will go through a specific filter circuit to filter out high-frequency interference signals to ensure the accuracy of measurement data It can be applied to occasions with VFC variable frequency voltage and current, large-scale overload protection and unique appearance design, making it a new generation of practical electrician measuring instruments with superior performance. It can be used as an ideal tool for testing, maintaining and repairing various colleges and universities, foundry, communications, manufacturing, petroleum, national defense, electric power, electrical engineering and equipment. circuit power supply.