Energizer 397

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Energizer Silver Oxide Watch Battery 397/396 Button Cell User Manual

Model: 397/396

1. Product Overview

The Energizer 397/396 Silver Oxide Button Cell Battery is a high-quality, 1.55-volt power source designed for small electronic devices, primarily watches. This battery features a Zero Mercury composition, making it a more environmentally conscious choice. It is engineered to provide reliable and long-lasting power for your devices.

  • Chemistry: Silver Oxide
  • Voltage: 1.55 Volts
  • Mercury Content: Zero Mercury
  • Common Applications: Watches, calculators, small electronic devices
Energizer 397/396 Silver Oxide Watch Battery 5-pack in blister packaging.

Image: This image displays a blister pack containing five Energizer 397/396 1.55V Silver Oxide button cell batteries. Each battery is individually sealed in its compartment, with the packaging clearly indicating the Energizer brand, battery model numbers (397/396), voltage, and that they replace SR726SW and SR726W batteries.

2. Setup and Installation

Proper installation is crucial for optimal performance and safety. Always refer to your device's specific instruction manual for detailed battery replacement procedures.

2.1 General Installation Steps (for watches):

  1. Prepare your workspace: Work on a clean, well-lit surface. Use a soft cloth to protect your device from scratches.
  2. Open the device's battery compartment: For watches, this typically involves removing the back casing. This may require specialized tools (e.g., a watch case opener).
  3. Remove the old battery: Carefully note the orientation of the old battery (positive (+) and negative (-) terminals). Use non-metallic tweezers or a small plastic tool to gently pry out the old battery. Avoid using metal tools that could short-circuit the battery or damage the device.
  4. Insert the new battery: Place the new Energizer 397/396 battery into the compartment, ensuring the positive (+) side faces the correct direction as indicated by your device (usually facing up). Do not force the battery into place.
  5. Secure the battery compartment: Carefully close and secure the device's back casing. Ensure it is properly sealed to prevent dust or moisture ingress.
  6. Test the device: Verify that your device (e.g., watch) is functioning correctly after battery replacement.

Caution: Do not touch the battery terminals with bare hands, as oils from your skin can affect conductivity. Use gloves or non-metallic tools.

3. Operating Information

The Energizer 397/396 Silver Oxide battery provides a stable 1.55-volt output, ideal for devices requiring consistent power. Its silver oxide chemistry offers a flat discharge curve, meaning the voltage remains relatively constant throughout most of its lifespan, ensuring reliable performance until the battery is depleted.

Battery life will vary depending on the power consumption of the device it is powering and its usage patterns. For watches, these batteries typically offer several years of operation.

4. Maintenance and Storage

Proper maintenance and storage can extend the shelf life of your batteries and ensure safety.

  • Storage: Store unused batteries in their original packaging in a cool, dry place at room temperature. Avoid extreme temperatures, direct sunlight, and high humidity.
  • Handling: Do not store batteries loosely in a pocket or purse with metal objects like coins, paper clips, or keys, as this can cause a short circuit, leading to heat generation or leakage.
  • Cleaning: If battery terminals appear dirty, gently wipe them with a clean, dry cloth before installation.
  • Disposal: Dispose of used batteries according to local regulations. Many communities have recycling programs for button cell batteries. Do not dispose of batteries in household trash or by incineration.

5. Troubleshooting

If your device is not functioning after battery installation, consider the following:

  • Incorrect Orientation: Ensure the battery is inserted with the correct positive (+) and negative (-) polarity.
  • Poor Contact: Check that the battery is making firm contact with the device's terminals. Gently clean the terminals if there is any visible residue.
  • Device Issue: The problem might not be the battery. Test the device with a known working battery if possible, or consult the device's manual for troubleshooting.
  • Depleted Battery: Although new, batteries can sometimes be depleted if stored improperly or if they are very old. Try a different battery from the pack.

6. Specifications

AttributeValue
BrandEnergizer
Item Model Number397
Battery Cell CompositionSilver Oxide
Voltage1.55 Volts
Package Dimensions7.17 x 1.97 x 0.71 inches
Item Weight3.84 ounces
Batteries Required1 LR44 batteries required. (included) - Note: This refers to the battery type, not that only one is included in the pack.
Recommended UsesCalculators, Watches
Unit Count5 Count
Date First AvailableJune 21, 2012

7. Safety Information

Please read and follow all safety warnings to prevent injury or damage.

  • Keep out of reach of children: Button cell batteries can be swallowed and cause serious injury or death. If ingested, seek immediate medical attention.
  • Do not recharge: These batteries are not rechargeable. Attempting to recharge them may cause leakage, fire, or explosion.
  • Do not disassemble or short-circuit: Disassembling batteries or short-circuiting them can lead to heat generation, leakage, or explosion.
  • Avoid extreme temperatures: Do not expose batteries to excessive heat or cold, or dispose of them in fire.
  • Handle with care: Do not drop, puncture, or damage batteries.
  • Proper Disposal: Dispose of used batteries responsibly according to local regulations.

Legal Disclaimer: Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition. This product is a battery and not a dietary supplement.

8. Warranty and Support

For product support, inquiries, or information regarding potential warranties, please visit the official Energizer website or contact their customer service directly. Keep your purchase receipt as proof of purchase.

You can find more information and contact details on the Energizer Store on Amazon.

© 2025 Energizer. All rights reserved.

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