Features: The gas leak detector ensuring precise detection of refrigerant leaks in air conditioners, automotive systems, and HVAC equipment with fast sound visual alerts. Featuring a portable suitcase design, flexible 170mm handle, and adjustable sensitivity settings, this gas detector provides reliabled performances for hard to reach areas in residential, commercial, and industrial environments. Designed for HVAC technicians, automotive repair specialists, and facility maintenance professional requiring a , user friendly tool to identify R134A, R22, and other based refrigerant leaks. Essential for leak detection in car air conditioning systems, refrigeration recovery machines, and high voltages electrical installations. With 50 hour battery life, this professional leak detector combines rapid response with extended operations for continuous monitoring of chlorine, fluorine, gas leaks in diverse applications. Specifications: Component:ABS Size: Approx.171x43x38mm/6.73x1.69x1.49inch Detection: HCFCs: R22, R123, R124, R502 HCFCs: R134a, R404a, R125 Alarm mode: sound, light Length of probe：23cm/9" Power source: 1.5V AAAx4 Package Includes: 1pcs Refrigerant Leak Detector (battery not included) note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.