Zuosheng Leak Detector HVAC, Professional Refrigerant Leak Detector with LCD Display & LED Light, Car AC Leak Detector Kit for R134a R410A R22 R32 R1234yf - with Audio & Visual Alarm Gas Detector

Wide Compatibility with 30+ Refrigerants Supports CFC, HCFC and HFC series refrigerants including R12, R22, R134a, R410A and more. Meets leak detection demands for automotive air conditioners, suitable for professional technicians and DIY users. Long Flexible Probe with LED Light Extra-long gooseneck probe bends freely to reach hidden and narrow spaces like engine compartments, condensers and evaporators, leaving no detection blind spots. High Sensitivity & Anti-Interference Detection range: 0–1000 ppm with 1 ppm resolution. It can spot tiny leaks as low as 0.5 oz/year. Built-in filter reduces ambient gas interference for accurate and stable results. Dual Audio & Visual Alerts Quickly set high and low alarm thresholds. Integrated buzzer and LCD screen deliver instant reminders and show real-time data, including battery level for intuitive monitoring. Dual Temperature Modes & Wide Working Range One-button switch between °C and °F. Works stably from -10°C to 50°C (14°F to 122°F), perfectly adapting to auto repair shops, outdoor and other complex working scenarios.