The serial enabled LCD allows you to control a parallel based LCD over a single-wire serial interface. Included in this product is a white on black 16x2 LCD connected to a serial backpack.
This LED Matrix 24 × 8 display is specially designed for the FireBeetle series. It supports low power mode and scroll display. With HT1632C high-performance LED driver chip , each led has an independent register, which facilitates separate driving. Integrates a 256KHz RC clock, only 5uA in low power mode, supports 16-scale PWM brightness adjustment. This product also works with another Arduino microcontroller like Arduino UNO (same as DFRduino UNO).
Make a small Video Display with this Bicolor 8x8 LED Matrix. At just 1.2" on a side, it's pretty visible, but not enough to not plug into a breadboard! Each grid has two LEDs inside so it can display red, green, yellow, or multiplexed. This Matrix is bright, Beautiful and modern with beautiful diffused square lens for a stunning look. There are 24 pins on the side, 12 on each, with 0.1" spacing so you can easily connect it to a breadboard with a line on each side for wiring above.
This board is the combination of 3 extremely interesting products: a ESP32 Module with WiFi and Bluetooth, a oLED Display and a battery charging and charging system Lithium-Ion 18650.