Powerextra 14.4v 4.0Ah 2 Pack Replacement Battery Compatible with Black&Decker HPB14 FSB14 A14 BD1444L HPD14K-2 CP14KB HP146F2 CDC140AK Black&Decker HPB14 Replacement Battery Brand New | NI-MH| 14.4Volts | 4000 mAh Batteries are made with the highest quality battery cells Compatible with BLACK&DECKER HPB14 FSB14 Integrated microchip prevents overcharging & lengthens battery life All Powerextra products come with a 30-day money back and a 12-month limited seller's guarantee against manufacturer defects from date of purchase, and 24 hours' friendly customer service!