Waterproof, the bottom cover is sealed with a rubber ring, so that it can be used for a long time even in the water.
Withstand high voltage and surge shock, the power circuit with higher withstand voltage is adopted, and the reliability is greatly improved.
The new design of all-intelligent MCU makes the display smarter and more reliable. With the new integrated digital tube, the display is more intuitive and beautiful.
With reverse connection protection.
A wide range of uses. The accuracy of the voltmeter is about 1-2%.