Amazon.com: X-Adapter for DeWalt 20v MAX Cordless Tools Only Fits Craftsman V20 (NOT Old 20v) Lithium Batteries- Adapter Only Black : Tools & Home Improvement
energup 2Pack 6.0Ah 18V LI-ion DC9096 DC9098 Replacement Battery Compatible with Dewalt 18 Volt XPR Battery DC9099 DW9095 DW9096 DW9098 DE9038 for 18v Dewalt Batteries - Amazon.com
Review: DeWalt Battery Adapter for 18 Volt tools to 20V MAX Batteries — AZ DIY Guy