The X-Adapter Fits Bauer 20V Max Cordless Tools Is Compatible With Black And Features: Suitable For Black Decker 20v MAX Lithium Battery Pack (Not Compatible with OLD 18v Ni-CD Battery). For Bauer 20v MAX Platform Cordless Tools. Professional compact design, Built-in removal tool release switch. Make full use of your 20v MAX battery to extend Bauer 20v tools work efficiency and reduce downtime adapter doesn't support charging for Black Decker batteries (please use the original charger) WARNING: Not Compatible with OLD 18v Ni-CD Battery (different pin sorting size). adapter does not support the reverse charging function, please use the original charger Make sure that the battery is fully inserted for normal use When you need to charge the battery, remove the converter Package Includes: 1*Adapter (Adapter Only, Tool Battery Not Included) Condition: Made Of Mold ABS Injection Molding Only Fits Bauer 20v MAX Platform Cordless Tools. Compatible with Black + Decker 20v MAX (NOT OLD 18v) Lithium Batteries. Adapter doesn't support charging for Black Decker 20v MAX batteries (please use the original charger). Professional compact design, Built-in removal tool release switch. unit count: 1.0