DY5751 Leak Detector sensitivity detection: uses advanced sensor technology to quickly identify leaks, including the smallest ones, delivering reliable data for maintenance tasks. Durable and portable: ABS construction with a compact design provides a robust solution for demanding work environments. Includes an LCD display and an audible alarm for realtime alerts. Target users: ideal for automotive technicians, home appliance service personnel, and HVAC engineers who require efficient detection of refrigeration leaks to maintain system integrity. Applications and impact: suitable for automotive workshops, home appliance maintenance sites, and construction locations. Helps ensure proper functioning of air conditioning systems and reduces economic losses due to leaks. Use scenarios Automotive : quickly locate refrigerant leaks in car air conditioning systems during diagnostics or work, enabling fast pinpointing and service. Home appliance service: diagnose leaks in refrigerators, freezers, or room/split air conditioning units at customer sites to prevent compressor failure and extend equipment life. Construction sites: verify leak integrity during installation or maintenance of temporary HVAC systems, minimizing downtime and energy waste.