There are many kinds of digital multimeters, each product has different features. Users need to understand some of the selection process, we will share some experience.
1, precision. The accuracy of the digital multimeters has a direct impact on the accuracy of the measurement results. To get a digital multimeters, the accuracy of the technical indicators should be analyzed firstly.
2, check the appearance and the case is intact, a switch and a button function. The corresponding measurement function is normal.
3, performance testing. When buying a digital multimeters, you can measure the amount of known methods.