598967501 HUSQVARNA Li -Ion Back Pack Battery Sprayer

No pumping required! Same features as our manual 4-gallon sprayer but using an 18 volt battery. Up to 4 hours of spray duration on a single charge or 50 gallons of liquid. Impact resistant battery compartment keeps the battery concealed and away from liquid that may cause damage. Easily accessible filters in cap, shutoff, and pump reduce build up of large solids which may affect performance. On/off switch - that's it!