Milwaukee 18V 1x4.0Ah M18 Back Pack Fluid Pump Harness Kit M18BPFPH-401The Milwaukee M18BPFPH M18 Switch Tank is the first of its kind. The 15 L back pack fluid pump sprayer delivers the industrys first interchangeable tank design with no manual pumping. The interchangeable tank design isolates the pump, hose and wand, separating wearable components from the M18 switch tank powered base. You can add on and replace tank assemblies to eliminate cross-chemical contaminations and lower cost of ownership. The adjustable pressure selection dial allows you to choose the required pressure to best suit your current application. Works with all Milwaukee M18 batteries and runs up to 2 hours 12 or more tanks with a 4.0Ah battery pack. Supplied 1 x 4.0Ah battery and charger. Tank assemblies available separately. Features and Benefits The M18 SWITCH TANK 15 l backpack fluid pump sprayer delivers the industrys first interchangeable tank design with no manual pumping The interchangeable tank design isolates the pump, hose and wand, separating wearable components from the M18 SWITCH TANK powered base Add on and replace tank assemblies to eliminate cross-chemical contamination and lower cost of ownership 120 PSI 8.27 Bar pump pressure Features adjustable pressure selection dial to best suit user requirements Up to 2 hours of run time 12 or more tanks with 4.0 Ah battery pack Flexible battery system works with all Milwaukee M18 batteriesTechnical SpecificationBattery Type Li-ionCharger Suppliedd 45 minNo. of batteries supplied 0Voltage 18VSupplied With1 x Backpack fluid pump harness1 x 4.0Ah battery1 x Charger