Package of 20 18-8 Stainless steel hex (Allen) socket button head/cap machine screws FREE Shipping to the USA + APO Addresses 10% off 3, 15% off…

*** 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…

Pack of 20 threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot 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 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…

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

ESP-8266 Development Board (commonly referred to as “NodeMCU”) USB-programmable (requires a microUSB cable); no extra programming device required. Built around the extremely capable ESP8266 chip…

Breakout board for an ATX power supply Built-in power switch and indicator LEDs Fully assembled including DIN rail mount. This is a very convenient way to supply…