Black & Decker HPB14 power tool battery provided by AtBatt.com is designed to fit Black & Decker models FS1400, HPD1400, SX4000 and more. Amstron brand batteries are designed to be 100% manufacturer compatible. • Chemistry: NiMH • Rating: 14.4V 2200mAh • Dimensions (LxWxH): 4.83 x 3.11 x 2.82 • Weight: 1.87 lbs. • Warranty: 1 Year