Features: The DAC7578 I2C module deliver 12 bit digital to analog conversion with plug and play for integration and accurate electricity output. Featuring low noise, integrated 2.5V/5V, this module ensuring settings retention Designed for electronics engineers, enthusiasts, and students, this I2C module caters to users needing precise electricity control for prototyping and educational projects. Ideal for scenarios like calibrating automated equipment, generating sensory excitation signals, and controlling bias electricity in industrial or hobbyist applications. This module streamlines development and enhances flexibility in diverse electronic systems. Specifications: Component:Plastic Number of channels: 1 output Resolution: 12 bits (4096 levels) Output: 0V-VREF (2.5V/5V optional) Power supply: 3V-5V Module size: 30x17.8mm/1.18x0.7inch Package Includes: 1Pc DAC7578 Module note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.