Amazon.com: Battery Converter for Milwaukee M18 18V Battery to Black & Decker 20Volt LBXR20 LB20 Battery, to Porter-Cable 20V Battery PCC685L PCC681L Battery, Work with Black & Decker and Porter Cable 20V
2x 20V 4.0Ah Li-Ion Battery for Porter Cable PCC685L PCC680L PCC682L - Black - - 32229404
PORTER-CABLE 1.3 Amp-Hour; Lithium Power Tool Battery (Charger Included) in the Power Tool Batteries & Chargers department at Lowes.com
Porter Cable 18V Lithium Battery | 1158465 | Pep Boys
Rechargeabale 18V 2ah Power Tool Lithium Battery Compatible with Porter Cable - China Lithium Battery Compatible with Porter Cable, Power Tool Porter Cable | Made-in-China.com