The Sunbeam AA / AAA Super Fast Battery Charger is a fast and efficient charging solution for your rechargeable batteries. With a compact design, it can charge up to 4 AA or AAA batteries at a time and is compatible with both NiMH and NiCd batteries.

Equipped with a negative delta V cut-off detection system, the charger automatically cuts off the charging process when the batteries are fully charged, preventing overcharging and damage to the batteries. Additionally, the intelligent microprocessor-controlled technology ensures that the batteries are never overcharged, providing a longer battery life.

The charger is also designed with safety in mind, with over-current and short-circuit protection, as well as reverse-polarity protection and defective and non-rechargeable battery detection. A safety timer control is also in place for overcharge protection.

The LED lights on the charger indicate the charging status of each battery, with red indicating the battery is charging and green indicating that it is fully charged. The charger also includes a car cord and USB cord for added convenience.

The charging times for the Sunbeam AA / AAA Super Fast Battery Charger are fast, with AA batteries between 2100 - 2900 mAh charging in 2 - 3.5 hours, and AAA batteries between 700 - 1200 mAh charging in 1.5 - 3 hours. The charger also provides a trickle charge current to maintain a full charge while the batteries are sitting in the charger.

Overall, the Sunbeam AA / AAA Super Fast Battery Charger is a reliable and efficient charging solution for your rechargeable batteries.