Stanley V20 to Ryobi 18V Battery AdapterThe Stanley V20 to Ryobi 18V Battery Adapter makes it easy to power your Ryobi 18V tools using Stanley V20 lithium batteries. Instead of keeping separate chargers and battery systems, this adapter allows you to streamline your workflow while saving money. Built with durable ABS housing and pure copper connectors, it provides a safe, reliable, and consistent power connection, ensuring your Ryobi tools perform at their best while running on Stanley