Premium material: Made of premium PVC and copper material, robust and durable, resistant to bending and wear. Compatibility: Suitable for Kärcher K2, K3, K4, K5, K6, K7 pressure washers. Superior performance: Maximum pressure up to 2320 psi/160 bar and maximum temperature 60°C. Quick Connect & Release: Adapt the new type of click couplings at both ends, you can quickly connect or disconnect with the pressure washer and gun, saving time and effort. Note: Our pressure hose only fits the new type of spray gun with quick coupling and quick attachment, and your gun must have a yellow button (not black), then our hose will work. How to prevent the high-pressure water hose from kinking? On hot and sunny days, stretch it out and leave it for a few hours. Roll it up and store it neatly. When you take it out, unlock it first and then leave it for 10 minutes. Then it should stand more upright. Warm tips: 1. In winter, do not place the pressure washer hose outdoors after use, store it in a ventilated and dry place indoors. 2. In winter, it is necessary to drain the water from the pressure washer hose in time, prevent it from freezing and cracking. 📦 Guaranteed customer service: If you have any problems, do not hesitate to contact us! Our customer service team is here to help you quickly ✅. 🚀 Fast delivery: We process and ship your order as soon as possible 📬. But due to exceptional circumstances (holidays, extreme weather, high demand, etc.) a slight delay may occur. In this case, we will inform you as soon as possible 📢💌. 💯 Quality guarantee: Your satisfaction is our priority! We are committed to providing you with quality products for a worry-free purchase 💎. Thank you for your trust and support 💕. We look forward to giving you an exceptional shopping experience! 🎁✨