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LEGO Power Functions 8881 Battery Box 8883 XL M Motor IR Receiver Controlled Set | eBay
8881 Power Functions 9V Battery Box for Trains/Motors/Lights/MOCs For LEGO Toy | eBay
Battery Box 88015 | Powered UP | Buy online at the Official LEGO® Shop US
LEGO 1990s Technic Light Gray Electric 9V Battery Box 4 x 14 x 4 2847c01 | eBay
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LEGO Power Functions Battery Box with Beam Connectors (16511 / 58119) | Brick Owl - LEGO Marketplace
Alternative LEGO Battery Box - AA Type – Green Gecko Workshop
MOC Power Functions Compatible with legoed 8293 M Motor 8883 AA battery Box 8881 Control Switch 8869 LED Light Link Line 8870 - AliExpress