Duracell CEF27 battery charger Household battery AC

The Duracell CEF27 is an indoor battery charger intended for everyday household use. It charges AA and AAA nickel-metal hydride (NiMH) rechargeable batteries and supports up to four batteries at a time. Designed with an input range of 100–240 V and 50/60 Hz frequency, this compact black charger is suitable for a variety of mains power conditions and offers a simple solution for keeping common batteries ready for devices around the home.

Advantages

The Duracell CEF27 provides straightforward charging for AA and AAA NiMH batteries with a compact form factor and lightweight design. Supporting four batteries simultaneously, it reduces the need for single-use cells and helps lower household battery waste. Its universal input voltage makes it usable in regions with different mains standards, and the neutral black finish integrates discreetly into most home environments.

Key specifications

• Supported battery chemistries: NiMH (Nickel-Metal Hydride)
• Compatible battery sizes: AA, AAA
• Number of batteries supported simultaneously: 4
• Input voltage: 100–240 V
• Input frequency: 50/60 Hz
• Product colour: Black
• Weight: 0.108 kg

How to use

Insert up to four AA or AAA NiMH rechargeable batteries into the charger observing the polarity markings. Connect the charger to a mains outlet that supplies 100–240 V at 50/60 Hz. The charger will begin the charging cycle automatically; refer to any indicator lights on the unit to monitor progress. After charging is complete, unplug the charger from the mains and remove the batteries. Do not attempt to charge non-rechargeable batteries or battery types other than NiMH.

Recommendations

Use only NiMH rechargeable AA or AAA batteries with this charger. Charge batteries at room temperature and avoid placing the charger on heat-sensitive surfaces while in use. Store the charger in a dry place when not in use and disconnect from the mains before cleaning. Replace batteries that show signs of leakage, deformation or reduced capacity.