DeWalt 20V to Ryobi 18V Battery AdapterWith the DeWalt 20V or Milwaukee 18V (M18) to Ryobi 18V Battery Adapter, you can power your Ryobi 18V tools using your existing DeWalt 20V or Milwaukee M18 batteries. This adapter offers a smart and cost effective way to reuse your batteries and keep your Ryobi tools running without needing to buy additional batteries. The quick installation process requires no modifications, providing you with a secure and reliable connection that ensures your tools