STIHL RA01-011-7633-US is a cordless battery-powered pressure washer kit built for cleaning around the house and garden without needing a power or water connection. It’s part of the STIHL REA 100 Plus system and includes an AP battery for 36 V operation, delivering up to 2200 psi and 1.2 gpm with a 3-in-1 spray nozzle for different cleaning tasks.