Perfect Compatibility: The high-pressure nozzle lance is compatible with Karcher K2, K3, K4, K5, K6, K7 pressure washers, which must be operated with a high-pressure hose and a dirt sprayer. Adjustable nozzle accessory: You can rotate the nozzle of the car cleaning lance to adjust the jet, spray jet, or fan jet mode. Adjust the water pressure to the right mode, making cleaning easier and faster. High-quality material: Made of lightweight and durable brass and plastic, the rotating high-pressure lance is very flexible and impact-resistant to adapt to all occasions. Note: This replacement lance is an accessory for the Kärcher pressure washer. This spray lance must be connected to the handle, which in turn must be connected to the hose. This lance is part of the gun and cannot be connected directly to the lance. Wide Application: This rotating turbo nozzle can be used to clean all types of dirt. Ideal for removing stubborn dirt, easily removing airborne debris, and cleaning patios,