Upgrade your tool arsenal effortlessly with the YAHHU DM18M Battery Adapter. This innovative Lithium Battery Converter is expertly designed to bridge the gap between your power tools, making your Milwaukee 20V Battery models—such as DCB200, DCB203, DCB205, DCB206, and M18—perfectly compatible with 18V lithium battery systems like the BL1830 and BL1840. Constructed from a premium blend of ABS and PC materials, the Power Tool Battery Converter is built to endure the toughest job site conditions while maintaining a sleek, black profile. Measuring approximately 4.3 x 2.6 x 2.0 inches (11 x 6.5 x 5 cm) and weighing a mere 4.9 oz (140 g), it adds minimal bulk to your equipment. Whether you are a professional tradesperson or a dedicated DIYer, this Power Tool Power Adapter delivers unmatched versatility. Important reminder: this DM18M Adapter is for tool use only and cannot be used to charge the battery directly. Maximize your efficiency and conquer any project with ease.