Varta Watch Battery - Silver

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Varta Watch batteries offer precise, reliable energy for miniature electronics. Crafted with silve...

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Product Information

Full details

The Varta V390 is a primary silver oxide button cell battery designed for miniature electronics, offering reliable and precise energy. It's ideal for watch enthusiasts, users of fitness trackers, digital thermometers, and calculators who need a stable, long-lasting power source. While offering excellent performance and leakage resistance, it is a single-use battery and cannot be recharged.

All features

Colour	Silver
Model Part Number	00390 101 111
Brand	Varta

Extended Product Information

FAQs

What devices is the Varta V390 battery suitable for?

The V390 is ideal for miniature electronics such as wristwatches, fitness trackers, calculators, digital thermometers, and other small devices requiring a stable, long-lasting power source.

What is the voltage of the Varta V390 battery?

The Varta V390 battery has a nominal voltage of 1.55 V.

How long does the Varta V390 battery typically last?

The lifespan varies greatly depending on the device's power consumption. However, silver oxide batteries like the V390 are known for their long shelf life and consistent performance, offering extended operation times in low-drain devices.

Is the Varta V390 battery rechargeable?

No, the Varta V390 is a primary, single-use battery and is not designed to be recharged.

What does 'Mercury-free' mean for this battery?

It means the battery does not contain mercury, making it a more environmentally friendly option compared to older battery chemistries. It's a significant step towards safer and greener energy solutions.

How should I store unused V390 batteries?

Store them in their original packaging in a cool, dry place, away from direct sunlight and extreme temperatures, to maintain their charge and performance.

What are the dimensions of the V390 battery?

The V390 battery has a diameter of approximately 11.6 mm and a height of about 3.05 mm.

Troubleshooting

Device not powering on after battery replacement.

Ensure the battery is inserted with the correct polarity (+/-). Check that the battery contacts in the device are clean and making proper contact. Try a new V390 battery to rule out a faulty cell.

Device functions intermittently or performance is poor.

Verify that the correct battery type (V390/SR54) is being used. Clean the battery contacts and the device's internal battery compartment. If the issue persists, the device may have other problems or require a battery with higher drain capability.

Battery compartment is difficult to open or close.

Refer to your device's user manual for specific instructions. Ensure you are using the correct tool if necessary and do not force components, which could cause damage.

Pros and Cons

Pros

Provides stable and consistent voltage.
Longer lifespan compared to standard alkaline batteries.
High resistance to leakage due to advanced sealing.
Mercury-free, making it an environmentally conscious choice.
Low self-discharge rate ensures readiness when needed.

Cons

Single-use battery; cannot be recharged.
May not be suitable for high-drain devices that require rapid power bursts.
Specific size may limit compatibility to devices designed for it.

Setup, Compatibility & Care

Setup:

Identify Device Requirements: Ensure your electronic device specifically requires a V390 or SR54 type button cell battery.
Note Polarity: Carefully observe the positive (+) and negative (-) terminals when inserting the battery. The flat side is typically positive.
Insertion: Gently insert the battery into the battery compartment of your device, aligning the polarity correctly.
Secure Compartment: Close and secure the battery compartment cover according to your device's instructions.

Compatibility:

The Varta V390 is equivalent to other battery designations such as SR54, RW39/SR1130 SW, and 1130SO. Always refer to your device's manual for confirmed compatibility. Its dimensions (11.6mm diameter, 3.05mm height) are standard for many small electronic devices.

Care:

Storage: Store unused batteries in their original packaging in a cool, dry place away from direct sunlight and extreme temperatures.
Handling: Avoid touching the battery terminals with bare hands, as oils and dirt can affect conductivity. Use tweezers or a similar tool.
Disposal: Dispose of used batteries responsibly according to local regulations. Do not dispose of them in household waste. They can often be recycled at designated collection points.