ESP32 ESP-WROOM-32 Development Board Powerful 32-Bit microcontroller with built-in Bluetooth 4.0 (BLE) and 2.4GHz WiFi With Pre-soldered breadboard headers and built-in USB-serial adapter, all you need is a…

Includes Mini USB and Dupont wires pictured. Specs: ARM Cortex M3 @ 72MHz 20k RAM 32khz RTC crystal JTAG / ST-Link connector 8-pin 0.96″ OLED…

Black oxide coated hex socket cap flat head machine screws Pack of 50 Please consider taking advantage of our multi-item discount found at the top…

*** 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…

PTFE / Teflon tubing 4MM OD (outer) 2MM ID (inner) Commonly used as bowden tubing (filament guide for 3D printers) – perfect for 1.75mm filament…

Arduino Nano compatible microcontroller board with pre-soldered pins, installed in an assembledscrew terminal breakout board. No soldering required.  Ships in sealed anti-static packaging. Please consider our our multi-item discount found at the…

24-Pin ATX Power supply adapter Coverts your ATX (common in computers) power supply to a bench/lab power source. 4 pairs of power/ground female banana plugs,…

*** Includes the pictured prototype board with pre-soldered female headers, 5mm barrel plug power connector, and precision 4.096V voltage reference *** This is essentially an Arduino…

This listing includes 2 2×20 and 1 2×10 female headers to match the pin layout on these boards.  These can be soldered to a prototype board…

Black oxide coated hex socket cap flat head machine screws Pack of 20 Photo may not be of exact item, for example we use pictures…