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The Duracell D303/357B3PK button battery is a silver oxide battery with a voltage of 1.55 V and a capacity of 170 mAh. These batteries offer long-lasting power for specialty devices such as watches, calculators, and medical devices. They have a minimum operating temperature of 32 °F and a maximum of 140 °F.
Duracell D303/357B3PK batteries provide reliable power for watches, calculators, medical devices, and more. They are guaranteed to last and have a 3-year shelf life.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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