... high pressure cleaner is our patented product. It can be used for self-service car washing ,wall cleaning, glass cleaning, sprinkler irrigation,water ... Dc or AC power. Smart switch to protect the machine,automaticly run/stop when the gun on/off. 30L ... move some impurities. Standard Configuration 30L Foldable Bucket, Adjustable High Pressure Water Pistol,7M Outlet Hose,AC Charger,Universal Joint, DC ...