This eliminates the need to split and solder an FPC cable. Wires can be soldered from this board to the appropriate pins on the Pi and to the various other boards. This includes the circuit that disables the green LED whenever the orange LED is enabled (useful in combination with the low battery warning board). All GND wires are combined and routed to a single pin.
A new revision arrived. It has larger print and better soldering points.
3 in stock