AA and AAA battery organizer.
This organizer contains 8 AA batteries and 8 AAA batteries.

Source file BatteryOrganizer.SLDPRT :
https://grabcad.com/library/aa-aaa-battery-organizer-1

References: https://3dladnik.wixsite.com/workshop/batteryorganizer?lang=en
3Dprinter Lad-1.0: https://3dladnik.wixsite.com/workshop/lad-1-0

video:
https://youtu.be/_4ecYttEHg4