Rayovac PL7154 Platinum Rechargeable NiMH Batteries, AA, 4 per Pack RAYPL7154 RAY PL7154, Platinum rechargeable batteries are precharged and ready to use right out of the package. Batteries maintain charge three times longer than standard rechargeable when not in use. No memory effect so batteries won't lose charge capacity over time. Battery Type: NiMH Rechargeable; Battery Size: AA; For Use With: N/A; Battery Capacity: 2100 mA-h., UPC 012800513185