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

This listing is for 2 pieces (2 Digispark boards with headers) Microcontroller development board features:  ATTINY85 MCU On-board voltage regulator, power via USB or external 3 PWM…

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

PTFE / Teflon tubing Dimensions: 4MM OD (outer) 2MM ID (inner) 2 meter length / typically slightly longer Commonly used as bowden tubing (filament guide…

*** 3 Pack *** 0.96″ I2C / IIC Serial OLED Display Screen with BLUE text Resolution is 128×64 Compatible with Arduino, ESP8266, ESP32, Raspberry Pi, etc.  3.3V…

*** 2 Pack *** Ships in individual SEALED bulk packaging (no retail labels or packaging) FREE Shipping to the USA + APO Addresses 10% off 3,…

*** Pack of 100 threaded inserts *** These create much more convenient and professional parts than using “captive nuts” (where you have to design a…

Includes ST-Link V2 compatible USB programmer (markings/color may vary from that pictured) Also includes 2 20-pin female headers for soldering to 2.54mm (0.1″) prototype board Specs and…

*** 10 Pack *** 20-Tooth GT2 Pulleys Includes set screws (2 per pulley) for affixing to motor/idler shaft Please consider taking advantage of our multi-item discount found…

*** 2 Pack *** Vibration sensor for Arduino, STM32, ESP8266/ESP32, etc 3.3V-5V operation Digital output (on/off), adjustable threshold 3.2cm x 1.4cm PCB size LM393 IC…