Check the listing for details. Power Source Adapter Dock for Masterforce 20v Battery - Adjustable - 12 AWG. Condition: New. Listed at 18.95 USD. Power source adapter dock for Masterforce 20 volt battery. Wire leads are 8 inches each of 12 gauge pure, stranded copper. Wire leads can be adjusted to come out of the back side of the adapter or the top depending on use case. Leads are marked positive and negative on the back side of the adapter. Designed, created, and assembled in the USA with USA made materials. Adapter shell is 3D printed from PETG for durability and impact resistance. Colors may vary depending on availability but will always be a neutral color. Please don't hesitate to reach out with any questions or concerns prior to or after purchase. Adapter is guaranteed to work. Customer may be required to cover postage for replacement depending on circumstance.I want to ensure your satisfaction so if you have any issues with the adapter, I will make it right. Battery not included.