LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a handy selection of popular LED's in a handy carrying case, perfect for your lab bench or tool kit. This kit includes multiple colors of both 3mm & 5mm. All are 3V and 20mA. https://elecena.pl/product/22527300/proto-pic-led-selection-kit-375pcs 2023-02-03 https://elecena.pl/product/22527300/proto-pic-led-selection-kit-375pcs 2025-05-23 https://elecena.pl/product/22527300/proto-pic-led-selection-kit-375pcs 2025-06-04 https://elecena.pl/product/22527300/proto-pic-led-selection-kit-375pcs 2025-06-06