Features: Internal No Leak Pump design is safer to use chemicals will not drip down your back. Internal piston pump delivers up to 150 PSI. Durable, 21 inch poly wand with the highest quality viton seals can be used with Wettable powders and liquids for all applications does the work of both a piston and diaphragm backpack. Premium, lockable shut off with brass components and an in-line filter. Easy access pump with fold-away pump handle for easy storage and also can change seals in just minutes with no tools. 4 nozzles included: brass adjustable, 2 flat fans, and foaming nozzle. Also accepts TeeJet nozzles.