LM 2597 with LED display + single relay mount

This is a remix of http://www.thingiverse.com/thing:2154260 snug fit for 35x66mm DC Step up board with LED diplay + 24x43mm single mount relay board. Mount the PCB with m3x4 screws. The outer screw mounts have been moved to the corners to leave the screw connectors easily accessible.