Upgrade 18V tools to 20V batteries easily with this adapter, improving compatibility and extending the life of your devices. Stable construction using durable materials ensures reliable performance across a wide range of work environments and provides a long-lasting solution for all your power needs. Effortless battery swaps with a fast tool connection enable efficient management for both professionals and DIY enthusiasts. Cost-effective alternative: power your existing 18V tools with new 20V batteries without expensive replacements, saving money for other essential gear. Use cases: - Construction sites with multiple 18V tools can standardize on 20V batteries for broad compatibility. - Workshops and DIY projects can upgrade drills, drivers, and saws to 20V for greater versatility without buying new tools. - Field service or on-site maintenance tasks where quick battery changes and inventory control are important.