Compatible with all DEWALT Power Cleaners (sold separately), this portable Bottle Adapter Power Cleaner Accessory offers convenience and portability for cleaning on the go. Engineered to replace a siphon or garden hose when no other water source is available, this Bottle Adapter hooks up to power cleaners featuring standard 1/4 in. Quick-Connect. A 2 liter bottle (sold separately) can be attached to the Bottle Adaptor to clean windows, vehicles, and a variety of other surfaces. Take care of messes without needing a bucket on hand with the DEWALT Bottle Adapter Power Cleaner Accessory, built for tough days at the jobsite.