Cordless Tool Adapter For Dewalt 18V 20V Max Xr Battery To, Ion Batteries. ?Using Notes? 1. Adapter Can NOT be used for power tool battery charging, it NOT fit into any chargers when adapter with battery. If you need to charge your battery, please use the original brand battery chargers; 2. Please remove it from the battery when not in use, Safe to use; 3. Please check your Hitachi/Metabo HPT 18V tool whether compatible with the battery as Fifth photo shows(7 TERMINAL, 2 BUTTONS ON THE BATTERY). ?Adapter Converter Function?This battery adapter can compatible with Dewalt 18V 20V MAX XR slide lithium battery to make them work on Hitachi 18V/Metabo 18V HPT lithium-Ion cordless tools (Not Compatible with Hitachi 18v Cylindrical Battery Metabo 36V HPT Tools). Let you enjoy the benefits of extended lithium ion battery operation time on existing 18V tools instruments. ?Mounted Battery Models?The bottom of this adapter can compatible with Dewalt 18V 20V max XR Lithium-Ion battery, eg.DCB180, DCB181, DCB184, DCB200, DCB200-2, DCB201, DCB203, DCB204, DCB204-2, DCB205, DCB205-2, DCB206, DCB206-2, and also compatible with Flexvolt 18V/20V max battery; ?Replace 18V Li-ion Battery?Replacement for Hitachi 18V Lithium Battery 339782 BSL1830C BSL1815X BSL1815S 330139 BSL1830 330557 ; or Replacement for Metabo 18V HPT slide style Lithium Ion Battery. ?Durable and Convenient?Made of high quality ABS+PC material, solid and durable. Professional compact design and easy installation. Small size(95x80x50mm/3.74x3.15x1.97inch), easy to carry and store, convenient to use and with good performance.