I have printed it with 20% Infill
Partlist:
1x mini USB Connector
http://www.banggood.com/10pcs-Mini-USB-5Pin-Male-SMT-SMD-Plug-Soldering-Jack-Connector-Metal-Socket-p-979310.html
1x Bec Connector
http://www.banggood.com/Wholesale-2-Pairs-15cm-JST-Connector-Plug-With-Connect-Cable-For-RC-BEC-ESC-Battery-p-50769.html
1x DC Converter
http://www.banggood.com/Mini-DC-DC-Converter-Step-Down-Module-Adjustable-Power-Supply-p-920327.html
1x 5.8gHz Videotransmitter
http://www.banggood.com/Eachine-ET200-5_8G-200mW-Mini-Transmitter-p-972618.html