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…

4-PACK 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…

*** 2 Units / One Pair of Transceivers *** These are very easy to use and robust wireless modules. Their popularity means there is no…

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…

1/4-20 threaded adapter, female-female FF gender changer Used when you have a male thread but need a female. For example, photography light stands typically have…

Single-channel 5V relay board Very simple to wire, and extremely useful FREE Shipping to the USA + APO Addresses 10% off 3, 15% off 5 items. …

Package of springs commonly used in 3D Printer extruders Can help to restore pressure between the feed device and the filament, improving filament extrusion. These…

Pack of 50 threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot for…

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

*** Includes male pins – Requires Soldering  *** Arduino Mega 2560 Compatible development board Features: ATmega2560 Microcontroller Built-in USB support for power and programming Power…