How to Clean Camera Battery Terminals (2023 Updated)

how to clean camera battery terminals

We received many questions about how to clean camera battery terminals. So here today we are dealing with camera battery corrosion which you can see on the cap of the battery cover and the inside.

If you are a regular camera user, then you might notice battery terminal corrosion sometimes, but you don’t need to worry about that as we got you covered. We will show you step by step how to clean corrosion of battery terminals.

First of all, don’t be stressed out if you take out your camera after some time and find its battery terminals rusted. It’s okay if the camera doesn’t work because its terminals are corroded.

We are showing exactly how to clean battery corrosion in no time. Yeah! If the camera doesn’t work after the cleaning process, then the problem is big.

Method 1: White Vinegar Method

1- Take White Vinegar

So, the first thing you need to do is your distilled white vinegar and pour it into a little cup. You can use the lid as it is pretty convenient, and you don’t need a whole lot of vinegar for this.

2- Start cleaning your camera terminals with a cotton bud or q – tip

The next tip is to take your q – tip and get it nicely wet in the vinegar and then go in and scrub down wherever you see that battery corrosion. If you hear it fizzing, it’s okay, it’s just doing its job. It’s cleaning off all the battery corrosion in there.

3- Scrub with Sandpaper

You can see it on the bottom there as it gets really caked on and it’s really pretty bad on the bad also, so for more extreme areas like this, you just want to take a small piece of sandpaper, fold in half and you can scrub it down.

4- Again, scrub with a cotton swab

Then you can go back in with your q – tip and see it foaming in there and that will take everything off for you and you just want to continue doing that until your whole camera is clean.

5- Now Your Camera is Ready

After you are done cleaning, your camera will be free of battery corrosion and ready to use. You might that the camera and battery looked gross in the beginning while you started cleaning but and the end it will be spotless.

Method 2: Backing Soda Method

The second method is also the cheapest one. You can use ordinary baking soda for it which is available at almost every store.

Step 1: Make Baking Soda Mixture

First, take 2 tablespoons of baking soda and mix it in two cups of water. You can use a pot or a jug or anything to mix the soda in water.

Step 2: Clean the Terminals with Baking Soda

The next thing to do is to pour some baking soda mixture over the terminals. This will neutralize the rust. Wait a bit to let the mixture sit on the terminals and the rust will break away.

Step 3: Clean the Terminals with Brush or Sandpaper

The next thing on the list is to take a brush or a piece of sandpaper and scrub it carefully to rub off all the corrosion. But be careful while doing this because the terminals are very sensitive and can be damaged.

Step 4: Let the Terminals Dry

After finishing the above steps, you need to let the terminals of the camera dry off so that a short circuit won’t occur. After drying you are allowed to put in the batteries or cells, and you are ready to go!

how to clean camera battery terminals

How to Prevent Camera Battery Corrosion

Here we are going to show you some of the the most efficient steps which will fix your corrosion problem if you follow them carefully.

  1. Use new batteries instead of used ones.
  2. Batteries are sensitive to head and humidity, so store your camera in a cool and dry place and if you can, remove batteries if you are storing the camera for a longer time.
  3. Last thing is to make sure you are not using used and new batteries simultaneously. Even don’t mix different brands too.


Frequently Asked Questions (FAQ)

Why does Camera Battery Corrosion Occur?

A battery terminal corrosion generally occurs when you use a camera and then store it for a long time without removing the batteries. When hydrogen gas is released from the battery and mixes with air and humidity and causes corrosion.

How do I stop my battery terminals from corroding?

You can apply battery-terminal grease to the battery terminals to stop corrosion. You can find the battery terminal grease at any store near you.

Does Coke get rid of battery corrosion in real?

Though it seems crazy but yes! Coke helps in getting rid of battery corrosion as the coke is acidic in nature, so it neutralizes the corrosion. You can scrub it down with sandpaper or a brush after wetting it with coke.


So, that was the explained tutorial of how to clean camera battery terminals. We have proposed many methods, using applying which you can have you camera’s battery terminals rust free and without damaging your terminals. Thank You.

Also Visit: How to Use a PS4 Camera on PC

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