Energizer 357/303 Silver Oxide Button Battery
$3.90
The Energizer 357/303 is a silver oxide button cell designed to deliver stable voltage, long service life, and reliable performance for precision electronic devices. It is the standard choice for watches, calculators, medical devices, and portable meters.
• Type: Button cell SR44 (357/303).
• Chemistry: Silver Oxide.
• Nominal voltage: 1.55 V.
• Typical capacity: 150–200 mAh.
• Dimensions: Ø 11.6 mm x 5.4 mm.
• Features:
• Stable voltage throughout discharge cycle.
• Higher performance vs. alkaline equivalents (LR44).
• Mercury-free.
• Long shelf life.
• Recommended applications:
• Analog and digital watches.
• Scientific and financial calculators.
• Portable medical devices (glucose meters, thermometers).
• Analog cameras and light meters.
• Key fobs and miniature toys.