Black and Decker HPB18-OPE Firestorm Battery Charger 18 Volt Replacement ! Class 2 Battery Charger Old Technical Output Specifications: 21.75V DC at 210ma Black & Decker 18V Fire Storm Slide Style Battery Charger Input: 120V AC ~ 60Hz 12W Replacement Part Numbers: FS18C, FS-18C, FS-18, FS18, 5103069-12, 510306912, HPB18, FSB18, FS180BX, FS18BX, HPB18-OPE, 244760, 244760-00, 90500934, ETPCA-180021U2, T18085S, 418337-32