Sleeves and spacers turn AA or AAA batteries into C- or D-cell

Sleeves and spacers reliably allow you to use AA or AAA batteries with C or D gadgets.

AA and AAA On/Off Battery Holders - Keystone

Adapting AAA and AA to C and D?

TACO 20 Carbon Fiber Twist Lock Outrigger Poles fGS450 GS500 GS1000 Bases Black OT4200CFHD –

AA to D Battery Size Converter Adapter Holder Case - GeeWiz

Cells are a plastic adapter with dummy core. Cores can also be removed and AA cells can be installed.These are Dummy cell or adapter only NO batteries

D cell, C cell, AA cell, Dummy battery spacer, Adapter, converter.

Shop AA to C and D Size Battery Spacer Converter Case - EBLOfficial

18650 Lithium Battery Box 12v Lithium Battery Box Diy - Temu

Bought a used toy for my kids at a garage sale. I guess they didn't have any C batteries. But they did have an AA battery and a wood dowel though.

D Battery Eliminators

Duracell Ultra Alkaline Batteries AA (Pack of 8) - , Indian Online Store, RC Hobby

RS PRO Alkaline AA Battery 1.5V - RS Components Indonesia

View Entire Tools Section - Pianotek Supply Company

MIRACLEKOO 'C' size spacers allow for AA batteries to be inserted and utilized in 'C' size battery applications. The battery cells maintain their original AA cell performance characteristics including 2000mAh, 1500 recharges, and will hold 75 percent of the charge for up to 3 years _when not in use_. These adapters are a great alternative when 'C' size batteries are not available. Battery life _per recharge_ will vary based on the application.

Miraclekoo C Size Battery Spacers for Sanyo Eneloop or Other AA Batteries, AA to C Size Battery Adapter C Battery Converter,6 Pack

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RS PRO Alkaline AAA Battery 1.5V, 12 Pack - RS Components Indonesia