Flexible Adafruit DotStar Matrix 16x16 - 256 RGB LED Pixels [Discontinued] _RPI_USB_KEYB The battery voltage is routed

The battery voltage is routed through a divider to an analogue pin

Once programmed

Female header requires soldering

Please check it out

its designed to be a 'pass through keyboard wedge' device for point-of-sale terminals

Flexible Adafruit DotStar Matrix 16x16 - 256 RGB LED Pixels [Discontinued] _RPI_USB_KEYB The battery voltage is routedFor advanced DotStar LED fans, we now have a bendable, Flexible 16x16 Dotstar LED Matrix! Control all 256 ultra bright LEDs using only two microcontroller pins, set each LED as you wish to scroll messages or draw little images. This matrix has a thick flexible PCB backing that can be gently bent and curved around surfaces These are the same integrated LEDs that are used in our new fancy DotStar strips. This tiny 5050 (5mm x 5mm) SMD LED is the most