Zinc Air Hearing Aid Battery
(230-0258)                  Specifications            Faxback Doc. # 32117

Nominal Voltage: ................................................... 1.40 V

Nominal Capacity: ................................................. 230 mAh

Nominal Weight: ..................................................... 0.8 g

Dimensions (HD): ......................................... .21 x .31 Inches
                               (5.27 [+ 0.0 - 0.1] x 7.8 [+ 0.0 - 0.20] mm)

Terminals: .............................................. Case (+), Cap (-)

Characteristics:
                                            AFTER           AFTER 20 DAYS
ITEM                      INITIAL         12 MONTHS        AT 60 DEGREES C.

Off-Load Voltage         1.39 V           1.37 V                1.37 V
Internal Resistance     15.0 Ohm         15.0 Ohm              15.0 Ohm
Average Hours Service     267 h            240 h                 240 h
at 20 Degrees C.        Min. 227 h       Min. 200 h            Min. 200 h

Leakage: .............. Battery does not show leakage after 30 days storage
                                    at 45 +/- 2 Degrees C, less than 70% RH

Specifications are typical; individual units might vary. Specifications are
subject to change and improvement without notice.


(IR/EB 8/4/97)