This new Power Sprayer makes coil cleaning easier and faster! Designed as a backpack sprayer, it holds up to 4 gallons of coil cleaning solution. The battery powered unit will spray continuously for 10 hours on a single charge. Included are three different nozzles to give you the right spray for any situation. It also features: padded backpack straps for a comfortable fit, plug-in charger for fast recharging, a convenient center mount handle, an extra long spray wand with curved tip for accurate application, and a large on/off valve which can lock in position for easier spraying of big jobs. The large tank opening also makes it easy to add coil cleaner and mix to the correct ratio. The Power Sprayer is compatible with all DiversiTech coil cleaners.