The Vevor surface cleaner offers commercial-level cleaning with its 20-inch reach, 4500 PSI maximum pressure, and 3.9 GPM flow rate. The dual nozzle system uses a 25° spray angle, covering a wider area and providing more comprehensive cleaning. The bidirectional nozzle design directs water pressure in all directions, ensuring dirt has nowhere to escape. Best use for garage driveways, patios, outdoor gardens, etc.