The Makita VC004GL only requires one 40v XGT battery, but for maximum runtime it has two battery slots, and will automatically switch over to the secondary battery when the first is depleted. The vacuum has Bluetooth wireless functionality which enables power-take off when using compatible cordless power tools. Features & BenefitsAuto-Start Wireless SystemMachine type: Airborne particlesHEPA filterIPX4 level water resistantAutomatic self-cleaning filterCompatible with paper dust bag SpecificationsBattery Type: Makita XGT Lithium-IonBattery Voltage: 40vSuction Power: 205wCapacity: 15 litresMax Sealed Suction: 23 kPaVibration: 2.5 m/sec²Net weight: 8.6 - 11.7 kg ContentsMakita VC004GLD21 Cordless Vacuum Cleaner 15L 40v2 x 2.5ah BatteriesTwo Port ChargerCloth Filter SetDust Nozzle AssemblyBent PipeStraight Pipe38mm x 2.5m Hose28mm x 3.5mm HosePoly Bag SetWireless UnitCorner NozzleMulti-HookFront Cuff 22Fro