4-pack of Energizer MAX alkaline D batteries

Our long-lasting MAX D batteries power everyday devices

POWERSEAL Technology is the Energizer innovation that delivers energy you can rely on

Non-stop energy for your non-stop family’s must-have devices—think toys, flashlights, portable stereos, door chimes, and more

Holds power up to 10 years in storage—so you’re never left powerless

From the makers of the #1 longest lasting AA battery (Energizer Ultimate Lithium), and the Energizer Bunny

Energizer created the world’s first zero mercury alkaline battery (commercially available since 1991), and it hasn’t stopped innovating since.