Uses the RP2350A microcontroller chip developed by Unique dual-core, dual-architecture, equipped with a dual-core ARM -M33 processor and a dual-core Hazard3 RISC-V processor, running at clock frequencies up to 150MHz Built-in 520KB and 4MB on-chip Flash,Adopt Type-C interface, keep up with the trend of , no need to worry about plugging in the right or wrong direction,Stamp hole design, can be directly welded and integrated into the base plate designed by the user Supports USB1.1 host and device,Supports low power sleep and hibernation modes Drag-and-drop downloading via USB recognized as mass storage Colour:As Shown Material:plastic Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 1 * Development Board 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.