Amazon.com: DooQi CADA Technik Power Function Kit for Technical Cars, Including 3 Motors, LEDs, Battery Box and 2.4 Ghz Remote Control (Compatible with Many Models Such As Lego CADA) (S059-001) : Toys
Sets that have x468: Electric 4.5V Battery Box 6 x 11 x 3 & 1/3
LEGO part 4760c01 - White Electric 9V Battery Box Small Complete Assembly at BrickScout
LEGO® Rechargeable Battery Box (8878): alle Details
LEGO has a mysterious new rechargeable battery, what can be the product? - RacingBrick
The new Powered Up battery box | Brickset: LEGO set guide and database