battery replacement for red dot sight

Red Dot Scope Battery Replacement

If you really would like to learn how to replace the batteries in your old red dot scope, it is important that you are able to find out more about how your rifle is designed.  Different firearms have different methods by which batteries are removed.

This is why if you really want to learn how to remove and replace your batteries without any hassles, you have to be foyer with the design of your weapon first.

For example, let us a single rifle with a working red dot scope.  Any particular rifle needs a single red dot scope to work properly.  Some even come with a 30 mm lens included. The special scope is designed mainly to engage targets in a quick immediate fashion.  You can use this particular firearm at distances of about 25 to 50 m at close and medium distance ranges.

This is also the reason why the scope only uses small batteries that are easily replaceable whenever necessary.  We will be discussing how to remove and replace some old batteries with new ones in a while.

For now, we will focus on giving you some of the advantages that come with using this particular type of scope.

red dot batteries

Advantages Of Using The Red Dot Scope

The first clear advantage that you will get from this particular type of scope is that it is extremely lightweight.  You will not have difficulty carrying your rifle around even with this special tool attached to it.

Aside from this, you will also get the weaver style scope rings that come with this particular red dot scope.  It allows for easy mounting of the rifle. Just sight with any other red dot scopes available today, this one attached to the BSA-RD30 has a dog that is easily adjustable in terms of brightness.

The sight can also be altered depending on windage and elevation.  This is why you would not have difficulty using this particular weapon additional tool as soon as you get it.

The Batteries

Usually, a red dot scope is powered by just one battery with up to three volts in power.  It usually comes with the scope. Because of the simplicity of its design, you will easily be able to replace the batteries without much difficulty.

The Specifics

You don’t need to have specialized batteries for the scope.  Just make sure that the battery you would choose is powered by three volts and has lithium.  In addition to this, make sure that you are able to place it the right way into the compartment.  If you fail to do this properly, the scope will not work and site will not work even after the replacement.

red dot batteries

The Removal Process: The 3 Easy Steps To Follow

Just track these important steps to do it properly:


Initially, you’ll have to remove the cap with the use of a screwdriver.  The cap is located on top of the brightness adjustment. For different rifle models, make sure to locate the cap first and then remove it as instructed above.

Usually, there is a slot that you can insert the screwdriver into for it to work properly.


After this, you can proceed to remove the dead batteries from the sight itself and replace it with a new lithium battery.  Make sure to place the battery with the positive side always facing upward. After this, you can then screw the cap back on.

For added safety, twist it tightly so that it doesn’t come loose too easily after the replacement.


After the replacement, you can test your batteries by turning the adjustment feature of the sights and scope as you would do it normally.  You will be able to see the red dot if the battery works. After testing, you can turn off the scope by setting the brightness adjustment to zero.

red dot tips

The Additional Reminders

Always remember to follow the manufacturer instructions when it comes to battery replacements.  Take note of your specific rifle model and CF they have specialized instructions tailored specifically to the model you bought.

This way, he will not have difficulty finding batteriy replacements and following the procedures above as soon as it is necessary.

You also have to take note of the battery life itself.  How many hours will it take before the batteri life runs out?  By being aware of this, you will be able to ensure that you have extra batteries available right before the batteries of your scope and sights die.

You also have to take note of maintenance needs not only for the scope itself but also for the batteri compartment.  Consult the manufacturer manual to make sure that you follow any special instructions when it comes to the cleaning and maintenance of the battery compartments.

You will save a lot more money from repairs if you remain vigilant about the maintenance instructions.

Speaking of repairs, you also have to take note of the warranty that not only your scope but your rifle also has.  This way, you will be able to get discounts when it comes to any necessary repairs that you might encounter if battery replacements fail to work for you.

With these reminders, you will certainly be able to extend the life of your rifle, your scope as well as your sights without difficulty.  All you really need to do is to become extremely cautious in vigilant in using your rifle.

This way, you will be able to keep the weapon at its optimum condition for years to come.

The Closing Statement

If you feel that battery replacements fail to work for any reason, please do not hesitate to contact the manufacturer website for assistance.  They will surely be able to help you out of your predicament as soon as possible.

What are you waiting for?  Go ahead and get fresh batteries for your scopes and sights now.  You will not regret it for sure. You might even end up recommending it to others because of the superb customer service that you will receive from the manufacturer in the long run.


  1. I have a Sig Sauer Romeo1 red DOT and I don’t. Have the size of the battery that is used on the said red DOT

    Can help me by giving informations regarding the correct battery that I Will put on my sig Romeo1 dot

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