Quantity 50 Socket Head Cap Screw 18-8 Stainless Steel #6-32 Length 1/2″ 10% off 3, 15% off 5 items.  Applies to most of our items.…

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…

Voltage Level Translator Please consider taking advantage of our multi-item discount found at the top of the listing page; it allows us to combine shipping and pass…

*** 2 Pack *** Photosensitive sensor for Arduino, STM32, ESP8266/ESP32, etc 3.3V-5V operation Digital and analog outputs Used to sense light (or dark) FREE Shipping to…

*** 10 Pack *** 20-Tooth GT2 Pulleys Includes set screws (2 per pulley) for affixing to motor/idler shaft Please consider taking advantage of our multi-item discount found…

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

*** 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…

Includes 40-pin ribbon cable and adapter with 2×20 Pin male header to 2.54mm spacing male pins labeled with Raspberry Pi GPIO pinout Great for connecting…

Black oxide coated hex socket cap flat head machine screws Pack of 20   10% off 3, 15% off 5 items.  Applies to most of…

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…