Multifunctional Car AC Halogen Leak DetectorFEATURES ULTRA HIGH SENSITIVITY: Engineered with 6 g yr detection capability to identify even the smallest halogen gas leaks (R22 R134a R410a). Its advanced sensor technology prevents false alarms while ensuring no leak goes undetected in automotive AC systems or refrigeration units. INSTANT OPERATION: Features 6 second warm up with automatic calibration simply power on and start scanning. No complicated setup required, making it ideal for both