Self Service Automatic Car Wash Machine with Auto Payment System and Operation. Intelligent Sensor System: Adopts ultrasonic sensor detection for unmanned automatic washing. Energy Saving Design: Frequency conversion components save over 30% electricity and water. Cold Region Capability: Automatic anti-freeze drainage and insulated pipelines prevent freezing. Chassis Cleaning Function: Segmented enhanced structure with high-pressure jets cleans vehicle bottom. Durable Construction: Stainless steel body ensures long commercial service life. 2-Year Warranty: Comprehensive warranty coverage for 2 years. 24-Hour Support: Online after-sales service available 24 hours a day. CE Certification: Product meets CE safety and quality standards.