Best RV Battery Monitor

The battery in your RV rig is your lifeline. You need it to work for your various electronics and to fire up the engine. Keeping a high-quality battery monitor in your RV will allow you to check on this item from time to time to make sure it’s functioning correctly. We’re going to look at the best RV battery monitor, AiLi Battery Monitor, and several others to show you the products you should consider buying when looking for a good monitor.


AiLi Battery Monitor

When you are looking for a simple solution to checking on your battery charge, the AiLi Battery Monitor is a great option. This product has a digital screen that you would read like a fuel gauge. You can see how close your battery is to full or total discharge. You get several readings from this product, including the percent of power available, the remaining capacity in AH, Voltage, and discharge current (A).

This is perfect for people that want the required information without having to read specialized tools or anything. It is very easy for people to attach these to their RV and read what information it has to offer at a glance. Better yet, this is a relatively inexpensive tool that you can pick up without feeling like you’ve spent a lot of money.

Victron BMV-712 Battery Monitor

The Victron BMV-712 Battery Monitor is another great option for this kind of tool. The reason that people enjoy this one is that it can use Bluetooth technology to communicate with your other devices like tablets, laptops, and smartphones. That will enable you to get an update from the monitor without having to look underneath the hood. It’s very easy to install, even for people that have never used a product like this before.

While this is one of the more expensive items for sale, it’s also the most advanced. You can get a variety of information while using this product from the volts, current, consumed Ah, time remaining on the battery, etc. All you need is the product and the app, and you’ll be all set.

Bayite DC 6.5-100V 0-100A Battery Monitor

The Bayite DC Battery Monitor is another wonderful product for you to consider purchasing. For one thing, it comes with a nice LCD that will show you all the information that you need to know. From voltage and current to power and energy, all you have to do is install this shunt, and you’ll get an effective reading from the battery. The best thing about the Bayite battery monitor is that it is incredibly inexpensive, so if you want the convenience of a battery monitor without the downsides of buying something too expensive, this is the product for you. You can even turn the backlight on or off so you can make out the numbers with ease. It’s a very effective item.

Drok 12V Lead-acid Battery Cap Temp Volt Monitor

The Drop 12V battery monitor is a great addition to any RV owner that needs to know the status of their battery. Not only will this tell you what is happening with various measures of your battery strength, but it will tell you if anything unusual is happening with your battery, too. Unlike others, this one will also sound an alarm when the real voltage is at a preset level, higher or lower. It’s very easy to install this product, too.

Anyone that has changed a car battery before will be capable of putting on this one. Lastly, the price is on the low side. Even though it’s not the lowest, it’s still incredibly affordable for most people.  

Mictuning DC 6.5-100V 0-100A Multimeter

Mictuning has offered a multimeter that you can use as a battery monitor for your RV. When you need to know the status, you simply consult the LCD screen after placing the shunt. You’ll find out the current, power, voltage, and energy measurements all on one simple screen. You can store the testing data that you have gathered so you can look at trends in your energy usage, too.

This product comes with a backup shunt that you can use in the event that yours is lost. This product is very low in price, too. That means it can be afforded by anyone for the lowest cost, but it doesn’t come with all the bells and whistles of some other models on the market.  

Innova 3721 Battery Monitor System

The Innova 3721 Battery Monitor System gives you the ability to test your battery in a vehicle’s cigarette lighter port. You can simply plug it in and get the readings that you desire. It will show you measured voltage and give you color-coded updates regarding what is happening with your battery.

The head of the system is on a pivot, so you barely have to move to see what is happening when you’re in the driver’s seat.  You will not get as much valuable information when using this model, but it’s still good enough for some people.


Trying to buy the best RV battery monitor can be a confusing experience. Yet, if you know what you have to monitor to feel safe in your RV, then the process won’t be too taxing. There is a variety of products that you can buy. Some of them are expensive and detailed, and others are cheap and give you the necessary information. Whatever you decide to get, you’d do well to use the ones from this list.