Portable & Strong Design: Produced of ABS Component, lightweight at only 300g (16x6.3X3.2Cm), and shock resistant Easy to carry for on site inspections in residential or commercial HVAC maintenance Fast Response Time: Starts real time Detections within 5 seconds with clear numerical display, minimizing wait time Perfect for urgent troubleshooting during hot weather to maintain a comfortable environment High Sensitivity Detections: Advanced Sensors technology detects refrigerant leaks as low as 0.1 / Yr, ensuring Accuracy identification of Small leaks in air conditioning systems Ideal for professional technicians and homeowners to enhances maintenance efficiency User Friendly operate: Features a large LCD screen with controls, with Hearable and visual alarms for abnormal conditions Suitable for both beginners and Professional in different work environments Multi Detections: Capable of detecting various and, including, making it versatile for car ACs, refrigerators, and central air systems Eliminates the need for multiple tools, Manufacturer: ERRORY