144 pcs RGB LED (NEOPIXELS) WS2812B
This WS2812 LED Ring contains 16 addressable 5050 RGB LEDs and can be programmed from the microcontroller. The LED ring can be used in your decorative designs. It can provide high-power illumination required in machine vision, biomedical, fluorescence, and strobing applications.
Inky wHAT is a 400x300 pixel electronic paper (ePaper / eInk / EPD) display for Raspberry Pi, a larger version of our popular Inky pHAT display, with more than 5x the number of pixels, and available in three colour schemes - red/black/white, yellow/black/white, and black/white.
LiPo Battery Voltage Blue Indicator Module 3.3 - 4.2 V (1s)
Small Liquid Crystal Light Valve - Controllable Shutter Glass
Blue Charge Level Indicator Module for 3S LiPo Batteries (12.6 V Full Charge)
LiPo Battery Voltage Blue Indicator Module 6.8 - 8.4 V (2s)
LiPo Battery Voltage Blue Indicator Module 13.2 - 16.8 V (4s)
Easy e-paper finally comes to microcontrollers, with this breakout that's designed to make it a breeze to add a tri-color eInk display. Chances are you've seen one of those new-fangled 'e-readers' like the Kindle or Nook.
FadeCandy - Dithering USB-Controlled Driver for RGB NeoPixels
Adafruit 0.96" 160x80 Color TFT Display w/ MicroSD Card Breakout (ST7735)
Blue Charge Level Indicator Module for 4S LiPo Batteries (16.8 V Full Charge)
Blue Charge Level Indicator Module for 2S LiPo Batteries (8.4 V Full Charge)
7" Capacitive Touch Panel Overlay for LattePanda IPS 1024x600 Display
Adafruit PiOLED - 128x32 Monochrome OLED Add-on for RaspberryPi
Blue Charge Level Indicator Module for 1S LiPo Batteries (4.2 V Full Charge)