RIDGID introduces the R01501B 18-Volt 4 Gal. Backpack Chemical Sprayer (Tool Only). The sprayer delivers 105 Gal. per charge with no pumping required. It is equipped with an adjustable flow rate knob for precise application delivering up to 105 PSI and up to 37 ft. spray distance. This sprayer includes 4 nozzles for versatile spraying: adjustable, flat fan, dual, and shower. The RIDGID backpack sprayer has a comfortable backpack design with padded, adjustable shoulder straps and hip harness. With a translucent tank, users can easily reference fluid level. The sprayer is ideal for use with herbicides, insecticides, fungicides, and most other lawn and garden chemicals. As always, this RIDGID 18-Volt 4 Gal. Backpack Chemical Sprayer (Tool Only) is 100% compatible with any RIDGID 18-Volt batteries. Best of all, this tool is backed by the Industry's Best Lifetime Service Agreement, simply register within 90-days of purchase for FREE parts, FREE service, FOR LIFE. The R01501B includes the 4 Gal. Backpack Chemical Sprayer, adjustable nozzle, flat fan nozzle, dual nozzle, and shower nozzle. Batteries and charger sold separately.