[elecena] Adafruit 16x8 1.2" LED Matrix + Backpack - Ultra Bright Round Blue LEDs - zmiany ceny Expand your LED projects with a versatile 16x8 LED Matrix Backpack, effortlessly doubling matrix capacity without complicated wiring. Ideal for creating scrolling or small video displays, simulate signage with seamless transitions across two matrices.Specifications include a HT16K33 driver chip managing the heavy lifting, ensuring consistent brightness and vibrant colors through constant-current drivers and 1/16 step dimming. The I2C interface supports easy integration, with support for up to eight units on a single bus.Each kit includes an assembled 1.2" LED Backpack, two ultra-bright 8x8 blue matrices, and a 4-pin header. Simple soldering connects matrices to the backpack, guided by the comprehensive Adafruit tutorial and library for rapid setup. Perfect for quick, impressive LED applications. 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