This listing includes: 4x DRV8825 driver chips with heat sinks 1x CNC Shield 1x Arduino UNO Compatible board CNC Shield for Arduino UNO 4-axis support…

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…

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…

ST-Link V2 Programmer Color and markings may vary from picture. Includes 4-wire female<–>female adapter Useful for programming our “blue pill” boards, and other STM32 boards.…

*** These scanners are USED.  They don’t include any of the original packaging or accessories (all you really need is a smartphone and a microUSB…

Custom listing for buyer.  Aug 10 2017 Please consider our our multi-item discount found at the top of the listing page; it allows us to combine shipping…

No more awkward alligator clips connecting a bench power supply to breadboard jumpers. Features: Space-saving design leaves more of your breadboard available for prototyping compared…

Protect your waterproof housing from scratches when not in use Also blocks the power/mode button so you don’t drain your battery. Especially useful with one…

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…