Instead of using two multimeters, this practical breakout board with INA219 chip can measure both the voltage and the DC power consumption via the I2C interface. Technical data • Current measuring resistance: 0.1 ohm/1%/2 W • Target voltage: up to 26 V • Current measurement: up to 3.2 A. • Resolution: 0.8 mA • Dimensions: approx. 26 x 22 mm https://elecena.pl/product/18350618/developer-boards-current-sensor-with-breakout-board-ina219 2021-05-05 https://elecena.pl/product/18350618/developer-boards-current-sensor-with-breakout-board-ina219 2021-09-27 https://elecena.pl/product/18350618/developer-boards-current-sensor-with-breakout-board-ina219 2023-01-10 https://elecena.pl/product/18350618/developer-boards-current-sensor-with-breakout-board-ina219 2023-04-19