Energizer NH35BP-2 Rechargeable Battery, 1.2 V Battery, 2500 mAh, C Battery, Nickel-Metal Hydride, Green/Silver
C battery - Wikipedia
AAAA battery - Wikipedia
Amazon Basics 12 Pack C Cell All-Purpose Alkaline Batteries, 5-Year Shelf Life & Amazon Basics 48 Pack AA High-Performance Alkaline Batteries, 10-Year Shelf Life, Easy to Open Value Pack : Amazon.ca: Health
12 Best Rechargeable AA and AAA Batteries of 2023 | Reviews by Wirecutter