This listing includes 4 DRV8825 driver chips with heat sinks The Arduino UNO Board is NOT included with this listing – see our other items…

*** 2 Pack *** Used to sense the presence of raindrops.  Sensitivity can be adjusted via a potentiometer. Features and Specifications: 3.3 – 5V Compatible…

Durable ABS mount to fit 3″ bull bars and similar bumpers, light bars, etc.  Includes 2 removable camera prong mounts and stainless hardware for mounting…

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

This sensor is similar to the /BX model, but more versatile due to supporting NC or NO (Normally Closed or Normally Open) configurations.  There are…

SPI MicroSD adapter Compatible with Arduino and other popular development boards – very simple to integrate using Arduino libraries. Breadboard compatible 2.54mm (0.1″) pin spacing…

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…

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

Ships from (and made in) the USA.  USPS Priority Mail 3-day Color for this unit is BLUE (see pic added to this listing) Test video…

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…