Introduction
This manual provides essential information for the safe and effective use of your LiCB A27 27A 12V Alkaline Batteries. These high-quality batteries are designed for various electronic devices requiring 12-volt power, offering reliable and long-lasting performance.
LiCB A27 27A batteries are mercury-free, contributing to environmental protection.

This image illustrates the key components of the LiCB A27 battery, detailing its positive terminal, negative terminal, and alkaline composition, emphasizing its high strength, chemical resistance, and mercury-free design.
Important Safety Information
WARNING: Death or serious injury can occur if a button cell is swallowed. Keep away from children. Seek immediate medical help if swallowed. Call a local poison control center for treatment information.
- Do not recharge, disassemble, heat above 100°C (212°F), or incinerate.
- Insert batteries correctly, observing polarity (+ and -).
- Do not mix old and new batteries.
- Do not mix alkaline, standard (carbon-zinc), or rechargeable (nickel-cadmium) batteries.
- Remove exhausted batteries promptly.
- Store in original packaging until ready to use.
- Dispose of used batteries properly according to local regulations.
Setup and Installation
To install the LiCB A27 27A 12V Alkaline Battery:
- Identify the battery compartment in your device.
- Open the battery compartment cover.
- Observe the polarity markings (+ and −) inside the compartment and on the battery.
- Insert the battery, ensuring the positive (+) end aligns with the positive terminal and the negative (−) end aligns with the negative terminal.
- Close the battery compartment cover securely.
Note:
- Always ensure the device is turned off before installing or replacing batteries.
- Check the battery model required by your device before ordering, as some models use other types of batteries.
Operating Instructions
LiCB A27 27A 12V Alkaline Batteries are single-use batteries designed for optimal performance in various electronic devices. They provide a full 12 Volts charge and are known for their longer battery life.
These batteries are commonly used in:
- Car alarm controls
- Remotes (e.g., garage door openers)
- Headsets
- Glucose and blood pressure monitors
- Transmitters
- Access control devices
- Toys and other electronics

This image illustrates the wide range of applications for LiCB A27 12V Alkaline Batteries, from car alarm controls to various electronic devices.

This image shows a LiCB A27 27A 12V Alkaline Battery correctly installed within a remote control, highlighting its compact size and proper placement.
Maintenance and Storage
Proper care and storage will help maximize the shelf life and performance of your batteries.
- Store batteries in a cool, dry place at room temperature (ideally between 10°C and 25°C).
- Keep batteries in their original packaging until use to prevent accidental short-circuiting.
- Avoid exposing batteries to direct sunlight or extreme temperatures, as this can reduce their lifespan.
- Do not store batteries with metal objects like coins or keys, as this can cause short circuits.
Troubleshooting
If your device is not functioning after battery installation, consider the following:
- Check Polarity: Verify that the batteries are inserted with the correct positive (+) and negative (−) polarity.
- Inspect Contacts: Ensure the battery compartment contacts are clean and free of dirt or corrosion.
- Battery Freshness: Confirm the batteries are fresh and not expired. LiCB A27 27A batteries have a 3-year shelf life.
- Replace Batteries: If the device still does not work, try replacing the batteries with new ones from the pack.
- Device Malfunction: If the issue persists with new, correctly installed batteries, the problem may lie with the device itself. Consult your device's instruction manual or contact the device manufacturer.

This image shows a multimeter confirming a full 12 Volts charge on a LiCB A27 battery, demonstrating its readiness for use.
Product Specifications
The following table details the technical specifications of the LiCB A27 27A 12V Alkaline Battery.

This image displays a table of cell specifications for the LiCB A27 27A 12V Alkaline Battery, including nominal capacity (50mAh), nominal voltage (12V), final discharging voltage (7.2V), humidity range (60±15%RH), and average weight (7.0g.
| Feature | Specification |
|---|---|
| Model Number | LW-27A-5 |
| Battery Cell Composition | Alkaline |
| Voltage | 12 Volts |
| Nominal Capacity | 50mAh |
| Final Discharging Voltage | 7.2V |
| Amperage | 0.1 Milliamps |
| Reusability | Single Use |
| Shelf Life | 3 Years |
| Average Weight | 7.0 Grams |
| Unit Count | 5 Batteries per pack |

This image illustrates the discharge curve of the battery, showing voltage drop over approximately 110 hours, and provides physical dimensions: 8mm diameter and 28mm length.
Warranty and Support
For specific warranty details and customer support, please refer to the product packaging or contact LiCB customer service directly. You can also visit the official LiCB store on Amazon for more information and assistance.