Advanced Integration: For CM0 module utilizes the powerful RP3A0 System-in-Package, combining processor, memory, and peripherals for robust performance in a compact form. Compact Design: With its castellated edges, the module is perfect for mount applications on PCBs, making it ideal for embedded systems, IoT devices, and DIY electronics. Versatile Use: Suitable for both beginners and professionals looking to push the boundaries of technology in projects ranging from simple educational tools to complex industrial solutions. (The product printed words depending on the batch, but this does not affect use) Specification:A:Without WIFI Bluetooth Color:Green Material:PCB Package Contents: 1 * CM0 Module 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.