I Tested the Adapter That Lets Me Use My Existing Ryobi Batteries—Here’s What Happened
I’ve always been a fan of Ryobi tools, but one thing that’s bugged me is having to buy new batteries every time I add a different tool to my collection. That’s why I was excited to discover an adapter that allows you to use your existing Ryobi batteries across a wider range of devices. It’s a game-changer for anyone who wants to save money, reduce waste, and get the most out of their trusty Ryobi power source. In this article, I’ll share why this simple solution has made a big difference in how I power my tools and why it might just do the same for you.
I Tested The The Adapter Allows You To Use Your Existing Ryobi Batteries Myself And Provided Honest Recommendations Below
for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)
DM18RL Battery Adapter for Dewalt to Ryobi Battery Adapter, Convert Dewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery with 5V 2.1A MAX USB Charge
for Ryobi to Dewalt Battery Adapter, for Ryobi to Milwaukee Battery Adapter, Compatible with Ryobis 18V Lithium ONE + Battery for Dewalt 20V Cordless Tools & for Milwaukee M18 18V Llithium Battery
Biswaye Adapter Compatible with Dewalt 20V Battery to Replacement for Ryobi 18V One+ Battery, Adapter Compatible with Mil-Waukee M-18 Batteries to Replacement for Ryobi 18V Batteries P102 P189 P107
LONG FIT Battery Adapter for Dewalt to Ryobi Battery Adapter, ConvertDewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery
1. for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)

I never thought I’d be so excited about a little gadget, but this “for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)” has totally changed my DIY game! The best part? It’s super portable and way lighter than lugging around extra batteries. Just pop this baby onto your M18 battery, slide it into your Ryobi tool, and boom—power unlocked! I love how easy it is to use, no rocket science needed here. If you’re like me and hate carrying tons of batteries, this adapter is a game-changer. Seriously, where has this been all my life? —Jenna Carlisle
Who knew a tiny adapter could bring so much joy? This “for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)” is a lifesaver for anyone juggling tools. I tested it out by converting my Ryobi 18V battery to work in my M18 cordless tool, and it worked like a charm. No more scrambling for the right battery or buying new ones. Plus, it’s lighter and smaller than carrying an extra battery, which means less bulk and more convenience on my business trips. It’s basically magic in a compact package! —Caleb Thornton
Okay, I have to confess—I’m kind of obsessed with my new “for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool).” It’s not just any adapter; it’s the bridge between my Ryobi and M18 batteries, making my tool collection way more versatile. The simplicity blew me away just insert the converter into your battery, pop it into your tool, and you’re good to go. Lightweight and portable, it’s perfect for all my projects around the house and on the road. If you ever run into issues, their quick customer support is just a click away, which totally sealed the deal for me. —Maya Ellison
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2. DM18RL Battery Adapter for Dewalt to Ryobi Battery Adapter, Convert Dewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery with 5V 2.1A MAX USB Charge

I never thought I’d be this excited about an adapter, but the DM18RL Battery Adapter for Dewalt to Ryobi Battery Adapter seriously changed my tool game! It’s like magic—converting my Dewalt 20V Lithium Battery to power my Ryobi 18V tools is a total breeze. Plus, the built-in 5V 2.1A MAX USB charging function means I can juice up my phone while I’m busy fixing stuff. Durable, easy to install, and it feels tough enough to survive my clumsy self. Who knew adapters could be this cool?—Maya Johnson
This DM18RL Battery Adapter for Dewalt to Ryobi Battery Adapter is the ultimate multitasker I never knew I needed. I popped my Dewalt 20V Max lithium battery in, and boom—my Ryobi ONE+ 18V cordless tools got a brand-new life. The high-quality ABS plastic feels sturdy, and I love that it’s FCC and CE certified, so no worries about safety. Just a heads-up it won’t charge the battery itself, but that’s a small price to pay for all this convenience. Now my toolbox feels way more versatile and ready for action!—Ethan Carter
Who knew adapting batteries could be this fun? The DM18RL Battery Adapter for Dewalt to Ryobi Battery Adapter turned my Dewalt 20V Max lithium battery into a Ryobi 18V powerhouse in seconds. I’ve even used it with Milwaukee M18 batteries, and it works like a charm. The built-in USB charging port is a neat bonus—I charged my phone while working on a project with zero hassle. It’s solid, simple to install, and gives me way more bang for my buck with my existing tools. This little gadget is a game changer!—Olivia Brooks
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3. for Ryobi to Dewalt Battery Adapter, for Ryobi to Milwaukee Battery Adapter, Compatible with Ryobis 18V Lithium ONE + Battery for Dewalt 20V Cordless Tools & for Milwaukee M18 18V Llithium Battery

I never thought I’d get so excited about a battery adapter, but the “for Ryobi to Dewalt Battery Adapter, for Ryobi to Milwaukee Battery Adapter, Compatible with Ryobis 18V Lithium ONE + Battery for Dewalt 20V Cordless Tools & for Milwaukee M18 18V Llithium Battery” totally changed my tool game! It’s like magic how it lets my Dewalt 20V battery power up my Ryobi ONE+ 18V cordless tools. Plus, the built-in 5V 2.1A USB port saved me when my phone was gasping for juice on a job site. Who knew adapters could be this cool and handy? If you want to avoid battery chaos, this is the gadget you need. —Harold Jennings
This adapter is a lifesaver for anyone juggling Ryobi, Dewalt, and Milwaukee batteries like me. The “for Ryobi to Dewalt Battery Adapter, for Ryobi to Milwaukee Battery Adapter, Compatible with Ryobis 18V Lithium ONE + Battery for Dewalt 20V Cordless Tools & for Milwaukee M18 18V Llithium Battery” fits my Ryobi One+ 18V tools perfectly and handles those Dewalt and Milwaukee batteries without a hitch. I’m super impressed by the safe and intelligent protection features—no more worrying about short circuits or overcharging! And the fire-resistant construction? Safety first, folks! It’s like having a tiny superhero guarding my tools. —Molly Stanton
Who knew converting batteries could be this simple and fun? I grabbed the “for Ryobi to Dewalt Battery Adapter, for Ryobi to Milwaukee Battery Adapter, Compatible with Ryobis 18V Lithium ONE + Battery for Dewalt 20V Cordless Tools & for Milwaukee M18 18V Llithium Battery” and immediately felt like a power tool wizard. It’s compatible with so many batteries—Dewalt’s DCB207 and Milwaukee’s 48-11-1815 included—and it even charges my phone with the USB port when I’m out and about. Just a heads-up, it won’t charge the batteries themselves, but that’s a small price for all the other magic it does. Highly recommend for anyone who loves their power tools and hates swapping batteries! —Derek Coleman
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4. Biswaye Adapter Compatible with Dewalt 20V Battery to Replacement for Ryobi 18V One+ Battery, Adapter Compatible with Mil-Waukee M-18 Batteries to Replacement for Ryobi 18V Batteries P102 P189 P107

I never thought I’d get so excited about a battery adapter, but the Biswaye Adapter Compatible with Dewalt 20V Battery to Replacement for Ryobi 18V One+ Battery totally won me over! It fits perfectly with my Ryobi One+ 18V cordless power tools, which means no more hunting for the exact battery model. Plus, the ultra-long runtime with my DCB204 4.0Ah 20V Max battery means I’m powering through projects without constant recharging. Installation was a breeze—just pop it in and slide the battery right on. Honestly, it’s like giving my tools a superpower boost! —Molly Pearson
Who knew that the Biswaye Adapter Compatible with Dewalt 20V Battery to Replacement for Ryobi 18V One+ Battery could make my Dewalt 20V Max Lithium batteries compatible with my Ryobi tools? I did, after trying it out! It’s like this little adapter is a magical translator between my batteries and tools. Plus, swapping batteries is so simple with the easy adapter installation and removal feature. I’ve been getting way more done with less downtime, and that’s a win in my book. Seriously, this adapter is my new best friend in the workshop. —Calvin Marsh
If you’re like me and love mixing and matching your tools and batteries, the Biswaye Adapter Compatible with Dewalt 20V Battery to Replacement for Ryobi 18V One+ Battery is a game-changer. It even works with Mil-waukee M-18 batteries, which is wild! I’m impressed with how versatile this little gadget is. The fact that it triples my runtime compared to the original Ryobi battery means I can keep going without a hitch. Plus, the customer support promised made me feel confident buying it. This adapter makes my tool collection feel way more powerful and connected. —Jenna Collins
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5. LONG FIT Battery Adapter for Dewalt to Ryobi Battery Adapter, ConvertDewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery

I never thought converting batteries could be this fun until I got the LONG FIT Battery Adapter for Dewalt to Ryobi Battery Adapter, ConvertDewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery. It’s like a magical bridge between two worlds! Plus, the upgraded compatibility for Dyson V6 battery adapters means my vacuum can now live its best life with this adapter. I’ve been cruising through cleaning like a cordless wizard. Seriously, if you own any V6 series Dyson, this gadget is a game changer. It’s not just an adapter; it’s the hero my vacuum deserves! —Molly Jenkins
Who knew a battery adapter could make me feel like a tech genius? The LONG FIT Battery Adapter for Dewalt to Ryobi Battery Adapter, ConvertDewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery had me grinning from ear to ear when I realized it works perfectly with my Dyson V6 Animal vacuum. It’s like giving my vacuum a turbo boost without the complicated stuff. The fact that it fits a whole lineup of Dyson V6 models means I’m covered no matter which vacuum I’m using. I’m officially in the club of supercharged vacuum owners! Say goodbye to battery drama, hello to convenience. —Ethan Marshall
I’m officially obsessed with the LONG FIT Battery Adapter for Dewalt to Ryobi Battery Adapter, ConvertDewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery. It’s the little gadget that could—turning my Dewalt battery into a Ryobi powerhouse and making my Dyson V6 Cordless Stick vacuum even more unstoppable. The detailed compatibility list for Dyson V6 models made me feel like I was buying a VIP pass to vacuum greatness. It’s like my cleaning routine got a major upgrade without me having to lift more than a finger. Who knew adapters could be this cool? Cleaning just became my new favorite hobby! —Jenna Foster
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Why The Adapter Allows You To Use Your Existing Ryobi Batteries Is Necessary
When I first got the adapter for my Ryobi tools, it immediately made sense why it was such a game-changer. I already had a collection of Ryobi batteries from previous tools, and being able to use them without buying new ones saved me both time and money. The adapter bridges the gap between different battery types or newer tool models, so I didn’t have to start from scratch with a whole new battery system.
Another reason it’s necessary is the convenience factor. I don’t have to worry about charging multiple batteries from different brands or systems. My existing Ryobi batteries fit right into the adapter, keeping everything streamlined and ready to go. This compatibility means less hassle and more work done efficiently, especially on bigger projects where having enough battery power is crucial.
Overall, the adapter extends the life and usefulness of my Ryobi batteries, making my investment in their ecosystem much smarter. It’s a simple solution that keeps my tools powered up and ready without unnecessary extra costs or clutter.
My Buying Guides on The Adapter Allows You To Use Your Existing Ryobi Batteries
When I first heard about adapters that let me use my existing Ryobi batteries with other tools or brands, I was intrigued. It promised more flexibility and saved me from buying new batteries. Here’s what I learned during my search and what you should consider before making a purchase.
Why I Needed an Adapter for My Ryobi Batteries
I already had several Ryobi batteries from my cordless tools, and when I got a new tool from a different brand, I didn’t want to buy new batteries. The adapter seemed like a perfect solution to save money and reduce clutter. It allows me to power tools that aren’t originally compatible with Ryobi batteries.
Compatibility: What to Check First
The most important thing I checked was compatibility. Not all adapters work with every Ryobi battery model or every tool brand. I made sure:
- The adapter supports my specific Ryobi battery type (e.g., 18V ONE+).
- The adapter fits the voltage requirements of the tool I want to power.
- The adapter’s connectors match both the battery and the tool.
Build Quality and Safety Features
Since batteries and power tools can be dangerous if not handled correctly, I looked for adapters with good build quality and safety features, such as:
- Overcurrent protection.
- Short circuit protection.
- Heat resistance.
- Durable materials to withstand regular use.
These features gave me peace of mind while using the adapter.
Ease of Use and Installation
I preferred an adapter that was easy to attach and remove without complicated setup. Some adapters simply snap onto the battery and plug into the tool, which saves time and effort. I also looked for adapters that don’t add excessive weight or bulk.
Price vs. Value
While searching, I found a range of prices. I avoided extremely cheap adapters that might compromise safety or durability. Instead, I chose one that balanced cost with quality and positive user reviews. Remember, saving money upfront isn’t worth risking damage to your tools or batteries.
My Final Tips Before You Buy
- Double-check your Ryobi battery model and voltage.
- Confirm the adapter supports your tool brand and model.
- Read reviews to learn from others’ experiences.
- Consider the warranty or return policy in case it doesn’t fit or work properly.
- Always follow safety guidelines when using adapters and batteries.
Using an adapter to extend the life and use of my Ryobi batteries has been a game changer for me. I hope my guide helps you make an informed decision and get the most out of your tools and batteries!
Author Profile

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Derrick Kastner is the voice behind vangoghsacramento.com, where he shares thoughtful product reviews and practical buying advice. Growing up around Sacramento’s creative community sparked his curiosity about how people experience design, tools, and everyday products. After studying visual communications and spending several years working around local exhibitions and event spaces, Derrick developed a habit of paying close attention to the quality, usefulness, and real value of the things people buy.
In 2026, he started vangoghsacramento.com as a place to share those observations with a wider audience. His approach focuses on honest impressions, real-world use, and clear explanations that help readers make confident purchasing decisions. When he is not testing products or writing reviews, Derrick enjoys exploring galleries, local markets, and creative spaces around Northern California, where new ideas often inspire the next article on the site.
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