Features: 1.RP2040 Chip: This development board adopts RP2040 microcontroller chip, castellated module allows soldering directly to carrier boards. 2.Separate Design: This RP2040 tiny development board features separate design, so USB and key circuit can be separated to reduce the overall thickness and volume of printed circuit board. 3.Dormant Mode: This microcontroller development board with device and host support low power sleep and dormant modes, meeting your needs. 4.Dual Core Processor: This RP2040 tiny board is designed with dual core ARM Cortex M0+ processor, flexible clock running up to 133 MHz, 264KB of SRAM, and 2MB of onboard Flash memory. 5.Castellated Holes: This For RasPi development board adopts castellated holes design, which can be welded directly into the user designed base plate. specification:Item Type: RP2040 Tiny Development Board Material: Printed Circuit Board Chip: RP2040 Processor: ARM Cortex M0+ Storage: 264KB SRAM and 2MB Onboard Flash Operating Frequency: 133MHz PackageList:1 x RP2040 Tiny Development Board 1 x Connecting Cable