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

***3 PIECES*** ARM STM32 Dev Development Board – commonly known as the “Blue Pill” 32-bit microcontroller development board,new in sealed package containing 2×20 male pins…

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 *** These are M3 Threaded thermistors with JST connectors (2.5mm spacing) attached. Standard thermistors that come with most printers are just a simple pair…

*** 2 Pack *** No more awkward alligator clips connecting a bench power supply to breadboard jumpers. Features: Independently switch each side – 5V or…

*** 3 Pack / 3 Pieces *** Microcontroller development board features:  ATTINY85 MCU On-board voltage regulator, power via USB or external 3 PWM pins Built-In…

*** 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…

STM32F103C8T6 ARM STM32 Dev Development Board Module Blue Pill USA FREE SHIPPING STM32 development board, frequently called the “blue pill” 32-bit microcontroller development board,new in…

Black oxide coated hex socket cap flat head machine screws Pack of 50 Please consider taking advantage of our multi-item discount found at the top…

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…