16x8 1.2" LED Matrix+Backpack UltraBright Round YellowGreen LEDs Spedizione:1 Giorno You can solder the terminal

You can solder the terminal blocks to the four large through-holes to make your motor and motor power connections (see our short video on terminal block installation)

far-away sounds will be amplified

and power pins

Temperature Range: -25 to +80⁰C

The controller is completely enclosed within a metal case

16x8 1.2" LED Matrix+Backpack UltraBright Round YellowGreen LEDs Spedizione:1 Giorno You can solder the terminalWhat's better than a single LED? Lots of LEDs! And what's better than lots of LEDs? TWO TIMES AS MANY LEDS!!! With the 16x8 LED Matrix Backpack we've doubled your project's matrix capacity by making it super easy to get two separate 8x8 matrices onto one handy board! Matrices like these are 'multiplexed' so to control 64 LEDs you need 16 pins and to control 128 LEDs, you'd need 24 pins. That's a lot of pins, and there are driver chips like the MAX7219