Description: The module uses 24 high- / D converter chip hx711, is designed for high-precision electronic scale and design, with two analog input channels, the internal gain integrated multiplier 128. The input circuit can be configured to provide an electrical bridge the bridge voltage (e.g., pressure, weight) an high-precision, low-cost sampling front-end module Two selectable differential input channels active low noise PGA with selectable gain of 32, 64 and 128 regulator for load-cell and ADC analog oscillator requiring no external component with optional external crystal power-reset Simple digital control and serial interface: pin-driven controls, no programming needed Selectable 10SPS or 80SPS output data rate Simultaneous 50 and 60Hz supply rejection Operation supply voltage range: 4.8 ~ 5.5V Operation supply Current: 1.6mA Operation temperature range: -20 ~ +85℃ Demension: Approx. 36mm x 21mm x 4mm / 1.42" x 0.83" x 0.16" Package Includes:(7 Pack) 1 x HX711 Weighing Sensor AD Module