Load Cell Sturdy aluminum alloy construction with strain gauges with strain relieved wires. The weight sensor cannot be used directly with RPi GPIOs or other MCUs. The HX711 breakout board is required, an ADC+PGA designed specifically for load cells. Load sensor connection with HX711 board: red to E+, black on E, green on A+, white on A HX711 Specifications Operating voltage 2.7V-5V; Operating current: .
eBay