【Compatible with Ridgid 18V Power Tools】 Compatible with Milwauke M18 and Dewalt 20V DCB lithium-ion batteries. Compatible with RIDGID 18V tools. (Not compatible with RIDGID Advanced 18V series). 【Multipurpose】 Compatible with DEWALT 20V MAX XR DCB203 DCB205 batteries and Milwaukee M18 lithium-ion batteries. Converts to Ridgid AEG 18V batteries: L1815R B1820R L1830R B1830R B1820 R840084 AC840 AC84084 AC840083 130383025 130383001 R840083 R840085 R840086 R840087 AC840085. NOTE: This adapter is not compatible with any charger. 【Easy to Carry】 It locks the battery securely, fits perfectly, is safe to use and fun. Please remove it from the battery when not in use. It can be used as a simple outdoor conversion, you can carry it with you, replacing the DCB200 20V or M18 battery while walking or working. 【Safety Protection】 Sturdy design, high-quality ABS material. This battery adapter can securely lock the tool and battery together, preventing loosening or slipping, and is resistant to high