A:AnswerYes, Panasonic website confirms these batteries will work on your phone. 1.2 volts with 750mAh. Battery life is almost double your current battery. Will take a little longer to charge, but it will charge. Model:HHR-4DPA/4B
A:Answeryou need to know the model of your phone. additionally the package will inform you; if you look on your battery, in your phone, it will have answer.