May.2024 29
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Car Remote Control Coin Cell CR2032/CR2025 Battery Guide
Get expert insights on CR2032 vs. CR2025 car remote batteries. Weijiang comprehensive guide helps you choose the right battery for peak remote performance.

In the realm of automotive accessories, the significance of compact yet powerful coin cell batteries like the [CR2032 and CR2025] is paramount. These batteries are the foundational support behind the seamless operation of our car remote controls, key fobs, and other miniature electronic devices. Let's dive deep into the details of these power cells, understanding their specifications, and differences, and how to select the appropriate one for your car remote control.

Understanding CR2032 and CR2025 Batteries

At a glance, CR2032 and CR2025 batteries might look similar, but their slight differences can have a considerable impact on the functionality of your car remote. Both are 3-volt lithium coin cells, renowned for their long shelf life and reliability. The distinction lies in their dimensions: the first two digits after 'CR' represent the diameter in millimeters, and the last two digits denote the thickness in tenths of millimeters. Therefore, a CR2032 battery  is 20mm in diameter and 3.2mm thick, while a CR2025 is 20mm in diameter but slightly thinner at 2.5mm thickness.

Performance and Compatibility

In terms of performance, the thicker CR2032 generally boasts a higher capacity (mAh), which translates to a longer lifespan compared to the CR2025. This means if your car remote is designed to accommodate both, choosing the CR2032 could mean fewer battery replacements over time.

However, compatibility is crucial. It's always best to consult your vehicle's owner manual or the original battery specification to ensure you're selecting the correct battery. Using a battery that's too thick for the designated space might result in difficulties with the remote control fitting or closing properly.

Replacing Your Car Remote Battery

The process of replacing the battery in your car remote is usually straightforward. Here's a general guide, though specific steps can vary based on the make and model of your vehicle:

1. **Identify the Correct Battery Type**: Refer to your car’s manual or the existing battery to determine if it's a CR2032, CR2025, or another model.

2. **Access the Battery Compartment**: This often involves using a flat tool like a screwdriver to pry open the remote. Some remotes might have a small screw or a tab that needs to be slid open.

3. **Replace the Battery**: Remove the old battery, taking note of its orientation. Insert the new battery ensuring the positive (+) side is facing the correct direction.

4. **Close the Remote**: Snap the two halves of the remote back together or replace any screws or tabs you removed.

Where to Buy

CR2032 and CR2025 batteries are available at most electronics stores, online marketplaces, or specialty battery stores. For the best quality and assurance, it's recommended to purchase from well-known brands and reputable retailers.

Car Remote Control

Final Thoughts

The choice between a CR2032 and a CR2025 battery for your car remote control is more significant than it might seem, affecting the device's functionality and convenience. Understanding their differences and knowing which one your device requires can save you time and trouble. For more guides on vehicle maintenance and accessories, consider exploring The Ultimate Guide to Vehicle Maintenance and Repair for expert advice and tips. Taking care of the small components can make a big difference in your daily driving experience.


Huizhou Shenzhou Super Power Technology Co Ltd. is a globally trusted supplier and manufacturer of emergency lighting batteries, emergency lighting products, E-bike batter,ies and power tool batteries, whose batteries range covers Ni-Cd, Ni-MH, Lithium button batteries, LiFePO4, Lead Acid, Lion-polymer, and other relevant lithium batteries.

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