Amazon offers the Energizer D Cell Batteries, Max Alkaline (8 Count) for $6.02.
8-pack of Energizer MAX alkaline D batteries
Long-lasting MAX D batteries power everyday devices
Made with POWERSEAL Technology to lock in power
Power for your nonstop family’s must-have devices like toys, flashlights, clocks, remotes, and more
Holds power up to 10 years in storage—so you’re never left powerless [ Shop Now ]