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Long-lasting, zero mercury specialty battery for powering medical devices, calculators, watches, toys, and more.
Model: 357/303
Chemical System: Silver Oxide (Zn/Ag2O)
Designation: ANSI-1131SO, IEC-SR44
Nominal Voltage: 1.55 Volts
Typical Capacity: 138 mAh (to 1.2 volts)
Capacity Test: 6.8K ohm continuous drain at 21°C
Typical Weight: 2.3 grams (0.08 oz.)
Typical Volume: 0.57 cubic centimeters (0.035 cubic inch)
Impedance (40 Hz): 2 to 8 ohms
Replacement for: 280-03, 280-08, 303/357, D303/357, SB-A9, SR 1154SW, SR 44 SW, SR 44SW, SR44SW, WS14
Qty: 3-Pack