Product
Duracell 389/390 button cell is a non-rechargeable lithium battery designed for precision electronics, such as watches, medical devices, calculators, and specialty instruments. Sold in a single-piece blister pack, it ensures secure storage and easy handling.
Specifications
- Silver oxide chemistry with button cell design
- Nominal voltage: 1.55 V; Capacity: 80 mAh
- Flat terminal type with high internal impedance
- Operating temperature range: 0°C to 60°C
- Three-year shelf life when stored properly
- Notable for reliable, long-lasting performance in low-drain and continuous use devices
Usage
Insert the Duracell 389/390 button cell into compatible devices following the manufacturer's polarity and installation instructions. This battery is ideal for devices requiring a stable voltage and compact size, ensuring consistent and dependable power over extended periods.
FAQ
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What devices are compatible with the Duracell 389/390 button cell?
Common applications include watches, digital thermometers, medical devices, calculators, and small electronic gadgets.
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Is the Duracell 389/390 battery rechargeable?
No, this is a non-rechargeable silver oxide battery and should be replaced when depleted.
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What is the typical lifespan of this battery in a device?
The service life varies by device and usage, but it is designed for long-lasting, stable power in low-drain electronics.
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How should the battery be stored?
Store in a cool, dry place at room temperature to maintain optimal performance for up to three years.
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Does the battery contain mercury?
No, Duracell 389/390 button cells are manufactured without added mercury, aligning with environmental safety standards.
mvm-dt-2025-07-07
