ADVANCED CHARGING CAPABILITES: The Panasonic CC17 battery charger individually charges each eneloop AA and AAA rechargeable battery, resulting in a perfect charge every time VERSATILE CHARGING: Conveniently charges eneloop and eneloop pro AA and AAA rechargeable batteries 4 INDIVIDUAL LED INDICATORS: The CC17 battery charger features 4 separate LED charging lights, one for each unique charging station BATTERY DETECTION TECHNOLOGY: Each eneloop AA or AAA rechargeable battery is analyzed (when the battery is installed) and the charger station for that battery will end the charging process when each battery has been fully charged RETRACTABLE AC PLUG: The CC17 Panasonic battery charger also features a convenient retractable AC plug making storage easy QUALITY YOU CAN TRUST: This charger is optimized for charging eneloop and eneloop pro AA and AAA rechargeable batteries CHARGING TIMES: The CC17 battery charger will charge a fully discharged eneloop AA battery in approximately 7 hours; eneloop AAA in up to 6 hours.