KUNLUN 5.5Ah HPB18-OPE 18 Volt Lithium-Ion Battery Replacement for Black and Decker 18V Battery HPB18 HPB18-OPE 244760-00 A1718 FS18FL FSB18 Firestorm Cordless Power Tools
Battery Adapter for Black Decker 20V Li-ion battery to 18V NI-CD NI-MH BD tool | eBay
HPA1820 20V to 18V Battery Adapter Compatible with Black Decker 18V Tools, Convert Black Decker & Stanley & Porter-Cable 20V Lithium Battery Replacement for Black Decker 18V Battery HPB18 - - Amazon.com
Powerextra 6.0Ah Replacement Lithium-Ion Battery for Black and Decker 18 Volts A1718 A18NH HPB18 HPB18-Ope Cordless Tools - Walmart.com