9×9×5 Battery Box (2-Port, 6x AA) (Part 85825)

Custom LEGO part image © 2025 Tom Alphin / Brick Architect.
This is the only way to provide power to Powered Up motors and lights that does not include Bluetooth connectivity.
Earlier versions of this part have a clip on the battery pack (part 22167) while newer versions attach with a screw (part 85825).
External Links
LEGO parts are described differently on other websites and may use different part numbers.
Ranking based on buying one copy of every LEGO set, counting the number of sets containing each part, then sorting by part and color.
Overall Rank is a weighted score combining the number of parts, sets, and colors produced.
Current ranking based on sets released between 2020-2024. (2025 not included because too few sets have been released and inventoried at this time.)