1. Introduction
This manual provides essential information for the safe and effective use of Energizer MAX AA Alkaline Batteries, model E91BP-4. These batteries are designed to provide long-lasting power for a wide range of everyday electronic devices.
Energizer MAX AA batteries feature Powerseal technology, which helps protect your devices from damaging leaks. They are engineered for dependable performance and offer a shelf life of up to 10 years in storage.
2. Safety Information
WARNING: To prevent injury, leakage, or explosion, observe the following precautions:
- Do not install batteries backwards. Ensure correct polarity (+ and -) when inserting.
- Do not attempt to recharge alkaline batteries.
- Do not dispose of batteries in fire.
- Do not mix used and new batteries.
- Do not mix different types or brands of batteries.
- Replace all batteries in a device at the same time.
- Keep batteries out of reach of small children. If swallowed, seek medical attention immediately.
- If a battery leaks, avoid contact with skin and eyes. Rinse affected areas thoroughly with water and seek medical attention if irritation persists.

Image 2.1: Back of Energizer MAX AA battery package. This image displays important safety warnings regarding battery usage and the Powerseal technology guarantee against leakage for up to two years after full use.
3. Setup and Installation
To install Energizer MAX AA batteries in your device, follow these steps:
- Identify the battery compartment on your electronic device.
- Open the battery compartment cover.
- Observe the polarity markings (+ and -) inside the compartment.
- Insert the Energizer MAX AA batteries, ensuring that the positive (+) end of the battery aligns with the positive (+) marking in the compartment, and the negative (-) end aligns with the negative (-) marking.
- Close the battery compartment cover securely.
If the device does not power on, double-check the battery orientation and ensure the batteries are properly seated.

Image 3.1: Front of Energizer MAX AA battery package. This image shows the packaging for a 4-pack of Energizer MAX AA alkaline batteries, highlighting the "Longest Lasting MAX" and "10 Year Shelf Life" features.
4. Operating Instructions
Once installed correctly, Energizer MAX AA batteries will power your compatible electronic devices. These batteries are suitable for a wide range of applications, including:
- Remote controls
- Clocks
- Flashlights
- Toys
- Wireless mice and keyboards
- Portable audio devices
The performance duration will vary depending on the device's power requirements and usage patterns.
5. Maintenance and Storage
To maximize battery life and ensure safe storage:
- Store unused batteries in their original packaging in a cool, dry place at room temperature.
- Avoid storing batteries in direct sunlight or extreme temperatures.
- Do not store batteries with metal objects (e.g., coins, keys) to prevent short-circuiting.
- Remove depleted batteries from devices promptly to prevent potential leakage.
- Dispose of used batteries according to local regulations. Many communities offer battery recycling programs.
Energizer MAX AA batteries have a shelf life of up to 10 years when stored properly.
6. Troubleshooting
If you encounter issues with your Energizer MAX AA batteries, consider the following:
- Device Not Powering On:
- Verify that batteries are inserted with correct polarity (+ and -).
- Ensure batteries are fully seated in the compartment.
- Replace all batteries with a fresh set.
- Check the device itself for any malfunctions.
- Battery Leakage:
- If a battery leaks, carefully remove it from the device.
- Clean the battery compartment and device contacts with a cotton swab lightly moistened with vinegar (to neutralize alkaline residue) or lemon juice, then wipe dry.
- Dispose of the leaked battery safely.
- Energizer MAX batteries are designed to protect devices from leakage for up to two years after being fully used. Refer to the warranty section for details.
- Short Battery Life:
- Battery life varies significantly based on the power demands of the device. High-drain devices will deplete batteries faster.
- Ensure batteries are fresh and not expired.
- Avoid mixing old and new batteries or different types, as this can reduce overall performance.
7. Specifications
| Brand | Energizer |
| Model Number | E91BP-4 |
| Battery Cell Composition | Alkaline |
| Nominal Voltage | 1.5 Volts |
| Item Weight (per pack of 4) | 7 ounces |
| Package Dimensions | 4.13 x 3.7 x 1.14 inches |
| Shelf Life | Up to 10 years in storage |
| Leakage Protection | Guaranteed for up to 2 years after fully used |
| Recommended Uses | Clock, Remotes, Flashlights, Toys, etc. |
8. Warranty and Support
Energizer MAX AA Alkaline Batteries are designed with Powerseal technology to protect your devices from damaging leaks for up to two years after the batteries are fully used. This guarantee provides assurance for the integrity of your devices.
For further assistance, product information, or to inquire about the leakage guarantee, please visit the official Energizer website or contact their customer support. You can find more information at www.energizer.com.
For specific inquiries related to the leakage guarantee, refer to the terms and conditions available on the Energizer website or product packaging.





