Product Review

Electronics-Salon RPi GPIO Expansion Module, for Raspberry Pi 3, Pi 2, Model B / B+, ZERO and ZERO-W. (For ZERO you must soldered a 2x20pin header in your Raspberry Pi ZERO).
One row GPIO port could change to be three rows GPIO ports
The item has been soldered and assembled, with 4x brass standoffs and 8x screws.
FR-4 fiber glass PCB, dual copper layers.
NOTE: the item not include Raspberry Pi.