It has a water pump with high pressure. An inlet allows you to connect the device to a water supply, usually a garden hose. Some of the new battery-operated, cordless devices pull water from a bucket.
Click here to check the video- https://www.instagram.com/reel/Cpx0EuAs7cO/?igshid=OGRjNzg3M2Y=
Best quality Cordless Car Washer / High Pressure Washer 20 V with 2 batteries supplier in Shuwaikh, Kuwait.