Also known as: PR48, AC13E, V13, DA13X, NHS ref CP48, ZA13, PR13L, DA230, 230AP, V230A, EP13E, 13AE. Price per dial pack containing 6 cells. Uniquely designed with a newly enhanced formula, Zinc Air batteries are suitable & reliable for sensitive & finely assembled electronic items such as the many different styles of hearing aids. They hold a stable operating voltage throughout use & perform well over a wide range of temperatures.