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

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

*** 2 Pack *** Arduino-compatible Buzzer/Beeper/Alarm module Active on low level (connect input pin to GND / LOW signal) Please consider taking advantage of our multi-item…

Pack of 100 (One Hundred) threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a…

ESP-8266 Development Board with integrated ESP-12 board The ESP8266 is an extremely popular microcontroller similar to Arduino with built-in WiFi Typical ESP8266 ESP-12 boards do…

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

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…

Touch sensor for 3D Printer Auto Bed Level Compensation This sensor solves many of the problems people experience with non-contact inductive probes. Inductive probes work…

3.5″ Touchscreen display for Raspberry Pi 2 and 3 This is the perfect display if you want to keep the size as close to the…

Breadboard not included. *** 2 Pack (2 power supply adapters, 2 pigtail cables) *** No more awkward alligator clips connecting a bench power supply to…