Upgrade Your RC Car Battery: A Step-by-Step Guide

Upgrade Your RC Car Battery: A Step-by-Step Guide

Remote-controlled (RC) cars are a great source of entertainment and a popular pastime for people of all ages. Many people enjoy upgrading the features of their RC cars, and upgrading the battery is an essential part of this process. A good battery can improve the performance, runtime, and durability of an RC car, giving it a longer life and a more enjoyable experience. If you’re new to RC cars or have been using them for a while, upgrading your battery can be a worthwhile investment to make. However, the process of upgrading an RC car battery can seem daunting, especially if you’re not familiar with how the car works. In this article, we’ll guide you through the process of upgrading an RC car battery, providing useful tips and step-by-step instructions to help you upgrade your battery with confidence. Whether you’re looking to improve the speed and power of your car or extend its runtime, you’ll find all you need to know here.

Identify the Current Battery

Before upgrading your RC car battery, it’s essential to understand the specifications of your current battery. Here are some tips to help you identify the current battery:

  • Check the manual that came with your RC car. The manual should contain information about the type of battery that your car uses and its specifications.
  • Look for a label or sticker on the battery itself that indicates the type, voltage, and other specifications.
  • If you can’t find this information on the battery, you may need to measure the dimensions of the battery to find a suitable replacement.
  • Research the car model online to find information about the battery specifications.

Once you have identified the battery, you can start looking for a suitable replacement. There are several types of batteries available in the market, including nickel-cadmium (NiCd), nickel-metal hydride (NiMH), and lithium-ion (Li-ion) batteries. Each has its advantages and disadvantages, so it’s crucial to choose a battery that suits your needs and budget. Some popular websites for buying RC car batteries include Amazon, HobbyKing, and Banggood. Do your research and compare different brands and models to find a battery that’s compatible with your car and meets your requirements.

How can I tell what type of battery is in my car?

– Check the owner’s manual: The owner’s manual usually contains information about the type of battery required for your car.
– Check the battery label: Most batteries have a label that indicates the type of battery, voltage, and cold cranking amps (CCA).
– Check the terminals: Different types of batteries have different types of terminals. For example, lead-acid batteries have round or cylindrical terminals, while AGM (Absorbed Glass Mat) batteries have flat terminals.

If you’re still unsure, you can ask a professional mechanic to help you identify the type of battery required for your vehicle. Some websites, such as Battery Council International, provide helpful information about car batteries and their types.

Choosing the Right Battery

Choosing the right battery for your RC car is crucial for its performance and longevity. Here are some factors to consider when selecting a new battery:

Factor Description
Car model and size Choose a battery that is compatible with your car’s model and size. A battery that’s too big or too small may not fit or work properly and may cause damage to the car.
Voltage and capacity Check the car’s manual or specifications to determine the required voltage and capacity for the battery. Choose a battery that meets these requirements for optimal performance.
Type of battery Consider the type of battery you want to use, such as NiCd, NiMH, or Li-ion. Each type has its advantages and disadvantages, so choose a battery that suits your needs and budget.
Standard or rechargeable battery Decide whether you want a standard or rechargeable battery. Standard batteries are cheaper but have a shorter lifespan, while rechargeable batteries cost more but can be reused multiple times.

It’s also essential to read reviews and compare different brands and models to find a high-quality battery. Some popular websites for buying RC car batteries include Amazon, HobbyKing, and Banggood. Keep in mind that a higher price doesn’t always mean better quality, so do your research and choose a battery that meets your needs and budget.

How do I choose a battery for my RC car?

When choosing a battery for your RC car, it’s important to consider the following:

  • Voltage: Choose a battery with the same voltage as your RC car’s motor.
  • Capacity: The battery’s capacity determines how long it will last. Consider your playing style and choose accordingly.
  • Weight: Lighter batteries allow RC cars to move faster and respond quicker to direction changes.

Some popular RC car battery brands include Traxxas, Venom, and Turnigy. Be sure to read reviews and compare prices before making a purchase.

For more information, check out websites like RC Planet, HobbyKing, and AMain Hobbies which offer a variety of batteries and resources for RC car enthusiasts.

Removing the Old Battery

Before installing the new battery, you must remove the old one from the RC car. Here are the steps to follow for safe removal:

Step 1: Disconnect the terminals

  • Switch off the car and unplug the battery charger if connected.
  • Disconnect the battery terminals by removing the screws or clips that hold them in place.
  • Be careful not to damage the terminals or the wiring connected to them.

Step 2: Unmount the battery

  • Locate the battery, which is typically mounted on the underside of the car.
  • Unscrew or unclip the battery holder to release the old battery.
  • Be careful not to damage the car or the battery while unmounting it.

Make sure to dispose of the old battery properly, as it may contain toxic chemicals that can harm the environment. You can take it to a recycling center or a battery collection point in your area.

Some websites like RC Hobby Explosion or RC Superstore offer battery replacement guides for specific models of RC cars. These guides can be useful in ensuring that the steps followed during battery removal and installation are accurate and appropriate for the specific model of RC car.

How do you take the body off a RC car?

To take the body off an RC car, follow these simple steps:

  • Remove any clips, screws or pins holding the body in place.
  • Gently lift the body off the chassis, being mindful of any wires or cables connected to the body.
  • If necessary, disconnect any wires or cables from the body.

For more information or guidance, check out RC car forums or instructional videos online. Some popular RC car websites to visit include:

  • rcplanet.com
  • amainhobbies.com
  • hobbytown.com

Installing the New Battery

Once you have removed the old battery, it is time to install the new one. Here are the steps to follow:

Step 1: Connect the terminals

  • Inspect the terminals on the new battery to ensure there is no visible damage or defects.
  • Connect the positive and negative terminals to their respective wires on the RC car.
  • Tighten the screws or clips to secure the terminals in place.

Step 2: Mount the battery

  • Position the new battery onto the battery holder in the RC car.
  • Make sure the new battery fits snugly and securely into place.
  • Use screws or clips to secure the battery onto the holder.

Step 3: Double-check the installation

  • Ensure that the battery is properly and securely connected to prevent potential damage to the car or the battery.
  • Check that the battery is mounted in the correct position to ensure maximum performance.
  • Inspect the wires and connections to ensure they are not loose or damaged.

Once you have completed these steps, your new battery should be ready to use. Test the car’s performance to ensure the battery is working properly.

Many RC car manufacturers offer replacement batteries and battery chargers for their cars. Be sure to do your research and select the best battery and charger for your RC car’s model and specifications. Websites such as Amazon or HobbyKing offer a wide range of batteries and chargers such as NiMH, LiPo, or Li-Ion batteries depending on your RC car specifications.

What is the thing you put batteries in?

The thing you put batteries in is called a battery holder or battery case. It’s a simple device that holds one or more batteries in place to provide power for an electronic device. Some common electronic devices that use battery holders include flashlights, remote controls, and children’s toys.

If you’re looking to purchase battery holders, there are many options available online from websites like Amazon, Digi-Key, and Mouser Electronics. You can find battery holders in different sizes and configurations to fit your specific needs.

Testing the New Battery

After installing the new battery, it is important to test its performance to ensure that everything is functioning correctly. Make sure to follow these steps:

Step 1: Charge the battery

  • If the battery is rechargeable, make sure to charge it fully using the appropriate charger for the battery type.
  • It is recommended to use a battery charger that is designed to match the battery’s specifications to ensure optimal performance.
  • Most batteries come with instructions on the charging time and method, follow them carefully.

Step 2: Run the car

  • Take the car for a test drive to see how it responds with the new battery.
  • Make sure to run the car on a flat and smooth surface to get accurate results.
  • Check if the car accelerates smoothly and has good top speed and running time.

Step 3: Check for any issues

  • If you notice any problems during testing, such as slow acceleration, reduced speed, or reduced running time, try troubleshooting the issues.
  • Refer to your RC car’s user manual, or consult online forums, guides, or videos for tips on how to fix the issues.
  • If the issues persist, consider reaching out to the manufacturer for further support and assistance.

Testing the new battery’s performance after installation is an important step to ensure that the car runs smoothly and efficiently. Additionally, it is important to periodically check the battery’s condition to maintain its performance and lifespan. Some websites, such as RC Planet or AMain Hobbies, provide battery testers that allow you to check the battery’s voltage and capacity, which helps you determine when it’s time to recharge or replace the battery.

Can you test a battery with a tester?

Yes, you can test a battery with a battery tester. Different types of battery testers are available in the market like a digital tester, analog tester, load tester, and conductance tester. Battery testers can help determine if the battery is in good condition, needs charging or needs to be replaced. It is an easy and quick process that can save you money in the long run.

If you’re looking for a reliable battery tester, consider checking out popular websites like Amazon, Home Depot, or Walmart. They offer a wide selection of battery testers from different brands at various price points.


Upgrading your RC car’s battery is a simple and effective way to improve its performance, speed, and lifespan. By following the steps outlined in this guide, you can easily upgrade your car’s battery and enjoy a better driving experience. Remember to choose the right battery that meets the car’s voltage and capacity requirements, as well as factors such as size, model, and type. Additionally, testing the new battery’s performance and periodically checking its condition is important to maintain its optimal performance and lifespan. With a new battery, your RC car will run smoother, faster, and longer, making your driving experience more enjoyable. Several websites, including BatteryMart, Horizon Hobby, and HobbyKing, offer a variety of batteries that can suit your RC car’s needs. So, what are you waiting for? Upgrade your RC car’s battery today and enjoy the benefits it brings!