Single-use battery Varta V389

The Varta V389 is a single-use silver-oxide button cell with a nominal voltage of 1.55 V. Its compact coin shape (diameter 11.6 mm, height 3.05 mm) and stable output make it suitable for precise, low-current devices. Varta's watch cell range, built on patented technology and wide market distribution, is positioned for reliable endurance and consistent supply.

Advantages

The Varta V389 offers stable voltage output and long shelf life typical for silver-oxide chemistry, along with precision dimensions for proper fit in watches and small electronics. Packaged for consumer and professional acceptance, it benefits from established quality control and distribution of the Varta watch cell range.

Suitable for

• Watches and timepieces
• Calculators
• Hearing aids with compatible size (where applicable)
• Other small portable electronic devices requiring a 1.55 V button cell

Key specifications

• Brand: Varta
• Model/MPN: 00389 101 111
• EAN: 4008496245673
• Battery type: Single-use battery
• Battery chemistry: Silver‑Oxide (S)
• Nominal voltage: 1.55 V
• Form factor: Button/coin cell
• Dimensions: diameter 11.6 mm, height 3.05 mm
• Quantity: 1 pc(s)

How to use

Insert the Varta V389 into the device following the polarity markings, ensuring correct orientation of the positive and negative sides. Use appropriate tools or service if access to the battery compartment is restricted. Replace the cell when device performance decreases or according to the device manufacturer's instructions.

Recommendations

Store unused batteries in a cool, dry place and keep them away from metal objects to prevent short circuits. Do not attempt to recharge single-use silver-oxide cells and dispose of used batteries according to local regulations.