DIY multimeter vs AN9002 multimeter.
Design information here: https://drive.google.com/drive/folder...
Magnus Emenuga will take you through the design and development process of the IoT based Digital multimeter, which features,
-AC and DC voltage measurement
-Temperature measurements
-Continuity Test
The device comes with a charging module for the internal battery as well as supports IoT communications, as it's built around an esp32 board.