Great Value Alkaline C Batteries (4 Pack) - Walmart.com
Duracell Coppertop Battery C Alkaline' 4 Pack – JRM Supplies
Saft LO26SHX STS Lithium Battery D 7.5 Ah 2.8 V Li-SO2 Cylindrical Cell
Amazon.com: Amazon Basics 12 Pack C Cell All-Purpose Alkaline Batteries, 5-Year Shelf Life, Easy to Open Value Pack & 20 Pack AAA High-Performance Alkaline Batteries, 10-Year Shelf Life, Easy to Open Value
Varta Accu 3000mAh C Rechargeable Batteries (2 Pack)