Amazon.com: Black & Decker 12v Nickel-Cadmium Battery Replacement (1300mAh,NiCd) - Compatible with Black & Decker HPB12, Black & Decker SX5000, Black & Decker SX3000, Black & Decker FSB12, Black & Decker BDBN1202 :
Black Decker 12v Battery Replacement | Black Decker 12 Volt Battery - 12 3600mah - Aliexpress