Energizer MAX D Batteries, Alkaline D Cell Batteries (12 Pack)

Twelve or 12 may refer to:

• 12 (number)
• December, the twelfth and final month of the year
• Dozen, a group of twelve.

Cell most often refers to:

• Cell (biology), the functional basic unit of life
• Cellphone, a phone connected to a cellular network
• Clandestine cell, a penetration-resistant form of a secret or outlawed organization
• Electrochemical cell, a device used to convert chemical energy to electrical energy
• Prison cell, a room used to hold people in prisons

Cell may also refer to:

D, or d, is the fourth letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is dee (pronounced ), plural dees.

Energizer Holdings, Inc. is an American manufacturer and one of the world's largest manufacturers of batteries, headquartered in Clayton, Missouri. It produces batteries under the Energizer, Ray-O-Vac, Varta, and Eveready brand names and formerly owned several personal care businesses until it separated that side of the business into a new company called Edgewell Personal Care in 2015.

In January 2018, Energizer announced it was purchasing the global battery and lighting division from Spectrum Brands, which includes the Ray-O-Vac and Varta brands, for $2 billion in cash. This acquisition was finalized in January 2019 after a lengthy regulatory approval process.