Zinc-Air Battery PR48 1.4V 8-Blister With Rayovac hearing aid batteries you will always have a good reserve of energy. The long duration and a high level of tension are the main characteristics of this special series. Sales unit: 1 blister of 8 batteries Product specifications Rechargeable Packaging Blister Number of batteries 8 Device type Hearing aid Voltage  1.4 V Technology  Zinc Air Battery energy type PR48 / 13   General information System: Zinc-Air Voltage: 1,4V Capacity: 290mAh Dimensions: 7,8x5,35mm Cross reference: EP13E, R13, NP13, NR48   Supplier Code: 4606.745.418 EAN code: 5000252003786