Original BL1518 Tool Battery 18V 1.5Ah - AliExpress
Amazon.com: Powilling 6.0Ah 18V Lithium HPB18 Battery Compatible with Black and Decker HPB18 HPB18-OPE 244760-00 A1718 FS18FL FSB18 Firestorm Battery Black and Decker 18 Volt Battery Include Charger : Tools & Home
Black & Decker BL1518-XJ Li-ion battery 18 Volt 1.5 Ah