Description: The module uses 24 high-precision A / D converter chip hx711, is designed for high-precision electronic scale and design, with two analog input channels, the internal programmable gain amplifier integrated multiplier 128. The input circuit can be configured to provide an electrical bridge the bridge voltage (e.g., pressure, weight) sensor is an high-precision, low-cost sampling front-end module Two selectable differential input channels On-chip active low noise PGA with selectable gain of 32, 64 and 128 On-chip power supply regulator for load-cell and ADC analog power supply On-chip oscillator requiring no external component with optional external crystal On-chip power-on-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 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store