Rating: Summary: Panasonic PP501 battery Review: I'm just now buying my first replacement battery. I have used this battery in my phone for over 6 years. Held a charge for days and days.
Rating: Summary: Beware of imitations Review: When the battery in my panasonic cordless phone went flat and would no lonegr hold charge I bough an aftermarket replacement. After 3 months the replacement was as bad as the battery I replaced. So far the Panasonic replcement has worked fine.