Yard Force 40-Volt 5.0 Ah Lithium-Ion Battery with Fuel Gauge

·        Built-in LED fuel gauge indicators for instant check of remaining power ·        Advanced cell design prevents drop-off in power and provides industry-leading power and run-time. ·        Intelligent communication with tools and charger for efficient power management and faster charging ·        Powers all Yard Force YF60vRX tools including mower, blower, line trimmer, chainsaw, hedge trimmer and inverter ·        Can be charged by YF40vRX Fast Charger ·        3-year limited warranty