*** 2 Pack *** 32-bit ARM development board similar to Arduino Easier to use than the extremely popular “blue pill” STM32 dev boards (which we…

*** 3 – Pack (3 sets of headers + boards)*** Arduino Pro Micro Compatible Development Board Includes 2 female 1x12p headers to match the board’s…

Quantity 20 Socket Head Cap Screw 18-8 Stainless Steel FREE Shipping to the USA + APO Addresses 10% off 3, 15% off 5 items.  Applies to…

*** 2 Pack *** Sound sensor for Arduino, STM32, ESP8266/ESP32, etc Adjustable trigger level with digital (on/off) output signal Note that this is a binary…

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…

*** 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…

Pressure transducer with G1/4 Threads + adapter to 1/4 NPT Input 5VDC Output: 0.5-4.5VDC Material: Steel Working pressure: 0-1.2MPa (approximately 0-174psi) Maximum pressure 2.4MPa Working temp.:…

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…

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…

 LJ18A3-8-Z/BX DC 6-36V NPN 3-wire 8mm Inductive Proximity Sensor Switch Detector Quality Products Helpful Support Quick Shipping LJ18A3-8-Z/BX Proximity Sensor These are commonly used for…