1. GP Batteries Data Sheet Model No GP391 Description Silver Oxide High Drain Button Cell Nominal Voltage 1 55 Volts Nominal Dimensions 811 60 X 2 10mm Applications Watch with alarm and lamp calculator melody card etc Average Weight 0 9g 8 0 ref zF Shelf Life Not less than 90 of the a g O N service capacity following oF 1st year storage at 20 C f f N Date Code Unless otherwise specified each cell will carry a numeric A 0 D year code and an alphabetical 11 60 0 20 aaah month code Nominal Service Life 535 hrs at 20kQ Load to 1 2V at 20 C 110 days at 100k Load Unit mm Typical Discharge Characteristics at 20 C 1 4 o 1 2 5 1 0 0 8 0 100 200 300 400 500 Service Hours Load resistor 15kQ Average Service Capacity Close circuit voltage 40 mAh rated capacity at 15kQ load 1 25 Volts min load resistor 100Q at cut off voltage 1 2V at 20 C 20 C for 1 to 2 seconds Cross Reference IEC JIS EVEREADY VARTA DURACELL PANASONIC SONY SR55 SR55 391 V391 D391 SP391 SR1120SW D Member BRS0230 REV 0 Ya Gold Peak Group Manufacturer reserves the right to alter or amend the design model and specification without prior notice 059901269