*** 2 Pack *** 32-bit ARM development board similar to Arduino Easier to use than the extremely popular “blue pill” STM32 dev boards (which we…

***3 PIECES*** ARM STM32 Dev Development Board – commonly known as the “Blue Pill” 32-bit microcontroller development board,new in sealed package containing 2×20 male pins…

10-PACK 40 Pin female header, 2 rows of 20 pins each.  2.54mm / 0.1″ spacing This is the spacing of the Raspberry Pi 2/3 40-Pin…

*** Board only, new in sealed anti-static packaging.  NO PINS INCLUDED *** Arduino Mega 2560 Compatible development board Features: ATmega2560 Microcontroller Built-in USB support for…

*** 4 Pack *** Photosensitive sensor for Arduino, STM32, ESP8266/ESP32, etc 3.3V-5V operation Digital and analog outputs Used to sense light (or dark) FREE Shipping to…

This listing includes: 4x DRV8825 driver chips with heat sinks 1x CNC Shield 1x Arduino UNO Compatible board CNC Shield for Arduino UNO 4-axis support…

*** 2 Pack (2 CNC shields, 8 Stepper Drivers) *** This listing includes A4988 driver chips with heat sinks CNC Shield for Arduino UNO Supports…

*** 12-PACK *** 40 Pin female header, 2 rows of 20 pins each.  2.54mm / 0.1″ spacing This header has extra long pins which is why…

Breadboard not included. *** 2 Pack (2 power supply adapter boards + 2 power pigtails) *** No more awkward alligator clips connecting a bench power…

Ships from (and made in) the USA.  USPS Priority Mail 3-day Color for this unit is BLUE (see pic added to this listing) Test video…