Top of Adafruit Pro Trinket - 5V 16MHz.
Deprecation Warning: The Pro Trinket bit-bang USB technique it uses doesn't work as well as it did in 2014, many modern computers won't work well. So while we still...
$9.95
In Stock
Reflective Infrared IR Optical Sensor wired to Arduino, a piece of paper is moved over it and an LED lights up when sensor is covered.
This Reflective IR Sensor is a simple plastic casing with two elements - an IR LED and an IR phototransistor. You can control the IR LED and turn it on to bounce IR...
$1.95
In Stock
Blue 7-segment clock display soldered to backpack with all segments lit
What's better than a single LED? Lots of LEDs! A fun way to make a small display is to use an 8x8 matrix or a
Out of Stock
Panel Mount 2.1mm DC barrel jack
This power jack is designed to easily attach to a panel up to 8mm thick (0.315" or 5/16") and fit 2.1mm power plugs snugly and securely. Perfect for adding a power connector...
$2.95
In Stock
Top view of a black power supply with barrel jack.
This is a really nice power supply. It's a switching DC supply so it's small and light and efficient. It is thin so it fits in power strips without blocking other outlets. The...
$8.95
In Stock