1250BP-2 BATTERY, D HEAVY-DUTY EVEREADY | Eveready Super heavy-duty is the affordable carbon zinc solution that provides power for basic power needs. Eveready super heavy-duty brand offers a complete line of AA, AAA, C, D, 9 V and 6 V lantern batteries and are an economical choice for clocks, flashlights, radios and other devices that are low drain.