This pack of eneloop Pro AA Rechargeable Ni-MH Batteries from Panasonic includes four pre-charged, ready-to-use batteries along with an LED quick charger. The batteries are not subject to any memory effect and can be charged up to 500 times whether they are fully or partially drained.

Each battery can maintain up to 85% of its charge for one year. The quick charger has a retractable Type A plug, accommodates AA or AAA Ni-MH batteries and features three LED indicators. When the quick charger is plugged in along with compatible batteries, the red-, orange-, and green-colored indicators activate when the batteries are charged 0 to 20%, 20 to 80%, and greater than 80% respectively.

The quick charger can charge four compatible AA batteries in four hours, two compatible AA batteries in two hours, four compatible AAA batteries in three hours, and two compatible AAA batteries in ninety minutes.