Cheap And Discounts Waveshare RP2040 Plus Microcontroller Upgrade RP2040 Dual Core Processor 16MB On-Chip Flash for Raspberry Pi Pico Wholesale. Buy Directly From Merchant Shop1102959824 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.