The Solo® Model 416 Rechargeable Backpack Sprayer is powered by a 12-volt lead-gel rechargeable battery, requires no pumping, and produces no emissions! Recharge time for the battery is approximately 5 hours, and spray time on a fully-charged battery is approximately 6 hours on the low setting and 3-1/2 hours on the high setting. The two-speed sprayers low setting will spray up to 22 psi, and the high setting sprays up to 40 psi. Pressure and spraying volume can be adjusted using the high/low toggle switch on the back of the sprayer. Find our complete selection of spraying equipment in our current catalog, or visit our web site at www.forestry-suppliers.com to learn more and request a free catalog. Forestry Suppliers, Inc. is a worldwide supplier and distributor of general-use and specialty products and equipment for the forestry, arboricultural, landscaping, environmental, aquacultural, wildlife management, education and engineering markets. Founded in 1948, Forestry Suppliers, Inc. maintains a distribution warehouse and administrative headquarters in Jackson, Mississippi. For additional information, please contact Forestry Suppliers, Inc. at 800-360-7788, or visit the Forestry Suppliers web site at www.forestry-suppliers.com.