Includes 40-pin ribbon cable and adapter with 2×20 Pin male header to 2.54mm spacing male pins labeled with Raspberry Pi GPIO pinout Great for connecting…

*** 2-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,…

Black oxide coated hex socket cap flat head machine screws Pack of 20 Pictures may not be of the exact item listed – dimensions specified…

Inductive probes are a popular way of adding bed level compensation ability to 3D printers. Marlin and other 3d printer firmwares support this.  Also useful…

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 Pack *** Arduino Nano compatible Screw Terminal interface board These are great for securely connecting wires, especially when using a breadboard doesn’t make…

These are very easy to use and robust wireless modules. Their popularity means there is no shortage of libraries and examples for their use available…

*** 2 Pack *** 0.91″ I2C / IIC Serial OLED Display Screen with BLUE text Resolution is 128×32 SSD1306 Compatible with Arduino, ESP8266, ESP32, Raspberry Pi,…

*** 4 Pack — 2 White Displays and 2 Blue displays *** 0.96″ I2C / IIC Serial OLED Display Screen  Resolution is 128×64 Compatible with…

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…