*** 2 Pack *** IR proximity/obstacle detection/avoidance  sensor for Arduino, STM32, ESP8266/ESP32, etc 3.3V-5V operation LM393 Chip Digital output Adjustable threshold Please consider our our multi-item…

No more awkward alligator clips connecting a bench power supply to breadboard jumpers. Features: Independently switch each side – 5V or 3.3V Multiple options for…

Pack of 10 (Ten) threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot…

*** 2 Pack (2 CNC shields, 8 Stepper Drivers) *** This listing includes A4988 driver chips with heat sinks CNC Shield for Arduino UNO Supports…

Pack of 20 (Twenty) threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot…

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

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…

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…

*** PLEASE NOTE THAT THE SILKSCREEN (PIN lABELS) ON THESE TRANSCEIVERS IS REVERSED FROM FRONT TO BACK *** 3.3V CAN Bus Transceiver Interface an Arduino, Raspberry…

*** 3 Pack *** This sensor triggers when something comes between the IR emitter and receptor.  Generally used as non-contact limit switches/endstops/proximity sensors.  Also can…