Add versatility to your toolbox with the DEWALT DCA2203C 20-Volt MAX to 18-Volt battery adapter kit. This adapter allows you to use selected DEWALT 20-Volt MAX lithium-ion slide pack batteries with DEWALT 18-Volt power tools. Now you don’t have to compromise when it comes to battery packs or buy duplicate tools. Keep your DEWALT 20-Volt tools running longer with the 20-Volt MAX Lithium-Ion Premium Battery Pack DCB205. This battery is compatible with the complete line of DEWALT 20-Volt MAX tools. This battery is backed by a DEWALT 90-day money-back guarantee and 3-year free service contract for added peace of mind.