BLACK+DECKER 2-Pack 20-Volt Max 1.5 Ah Rechargeable Lithium Ion (Li-Ion) Cordless Power Equipment Battery at Lowes.com
2-Pack 3.6Ah HPB18 Ni-Mh Replacement Battery for Black and Decker 18V Battery HPB18-OPE Compatible with Black Decker Battery 18 Volt Tools A1718 FS180BX FS18FL FSB18 Firestorm Cordless Power Tool - - Amazon.com