Features: Two channel 16 bit ADC module with SPI interfaces delivers high resolution data acquisition and programmable gains amplifiers for precise analogs signal processing. Operates at 3.3V/5VDC, features low power design, builts in voltages reference, and configurable input filtering for integration into embeddeds systems. for engineers, developers, and industrial applications requiring analogs to digital conversion in sensorings interfaces or instrumentation projects. Perfect for realtime monitoring of dynamic signals in portable devices, automation systems, or high precisions measurement setups with electromagnetic interferences. construction ensures stable performances across temperature, supporting fast sampling rates for time critical data acquisition tasks. Specifications: Material: Product Size: 30x16.4mm/1.18x0.65inch Wide operating voltages ranges: 2.7V~3.3V or 4.75V~5.25V interfaces Type: SPI interfaces Quantity: 1Set, 3Set (optional) Package Includes: 1/3Set ADC Data Acquisition Module note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.