Check the listing for details. Replacement Dewalt DCB091 12V DC Power Source and Adapter w/ cable US seller. Condition: New. Listed at 20.98 USD. This unit will convert the DeWalt 20V Max lithium battery into a regular lithium battery power bank (power pack) with one 12V 3 A DC output and two USB 5V DC outputs. The 12V output has 3 amp maximum rating. The output connection is a standard 5.5/2.1 mm barrel power jack. It can be used to power the heated jacket, video camera, BBQ smoker controller, and many other devices that need a 12VDC power. One of the 5V USB output is rated for 1 amp and the other is rated for 2.1 amp. They can be used for charging the cell phone and or other USB powered device such as Bluetooth speaker. A 3ft (1 meter) long output cable is also included. The cable has 5.5/2.1 mm male barrel connector on both ends. If the device needs to be powered has a female jack, this cable will take care the female jack to female jack connection issue. When considering the power capacity as a 12V power bank, the 5.0AH (DCB205) 20V MAX battery should be rated as 8.3AH (1.66 times more). When consider the power capacity as 5 V power bank, this DCB205 battery is equivalent to a 20AH (20,000mAH) 5V power bank. Update: 12V/5A adapter is also offered. Please check PA-DD2 (ebay item number 115898165981) Specifications: Compatible battery Input voltage: 17 ~ 20V DCOutput Voltage: 5V DC (USB port), 12V DC (Barrel jack)Maximum Output Amp: 2A (USB port), 3A (Barrel jack)Barrel jack size: 5.5 x 2.1 mmMale to male DC power cord: includedCable Length: 3 ftFeatures: Short-circuit, under-voltage, over-current protection Brand: GenericModel: PA-DD1Part# PA-DD1