- GP hearing aid button battery<br />- Voltage: 1.4V<br />- Contains 6 batteries per pack<br /><br /> <br />- GP hearing aid button battery<br />- Voltage: 1.4V<br />- Contains 6 batteries per pack<br /><br />                                                                                                                                Dimensions: 0.43 in x 0.43 in x 0.16 in (1.1 cm x 1.1 cm x 0.4 cm)<br />Weight: 0.63 oz (18 g)<br /><br />