High Precision Voltage Reference: This LM4040 module provides a stable and precise voltage reference with options for 2.048V and 4.096V outputs, ensuring high accuracy for sensitive applications. Versatile Use: Perfect for a wide range of microcontroller applications, this voltage reference source board is essential for ensuring the accuracy and reliability of your digital and analog systems. Compact and Reliable: Designed with a focus on durability and compactness, making it easy to integrate into existing projects without taking up much space.<br><br>Due to different batches, there may be differences in product appearance and printed text, which not affect use. Quantity:A:3Pcs Colour:Black Material:PCB<br><br>Package Contents: 3 * Precision Voltage Reference Module<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.