1: Wide range of applications 2: Dual-core processor 3: Support configuration pin function, which can be developed and integrated easily and flexibly 4: Support low power sleep and hibernate modes 5: High operating frequency Product Features: Adopt RP2040 microcontroller chip Equipped with a dual-core ARM M0and processor, the operating frequency is up to 133MHz flexible clock. Built-in 264KB and 2MB on-chip Flash The real stamp hole design can be directly welded and integrated into the bottom plate designed by the user. USB1.1 host and device support Supports low power sleep and hibernate modes Drag-and-drop program download via USB recognition as mass storage 29 GPIO pins of RP2040 are led out (20 can be led out through pin headers, and the rest can only be led out by soldering) 2 SPIs, 2 12Cs, 2 UARTs, 4 12-bit ADCs, 16 controllable PWM channels. Accurate on-chip clocks and Temperature Sensor On-chip accelerated floating-point library 8 programmable I or O (PIO) state machines for custom peripheral support Colour:blue Material:PCB The actual product may have slight color difference or difference, which not affect the use Package Contents: 3 x RP2040-Zero 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.