[Widely Use u0026 Portable] Test all halogen gases including chlorine/fluorine/bromine. Such as CFCs R12, R11 R500 R503; HCFCs R22, R123, R124, R502; HFCs R134a R404a R125 etc...Still can detect other compounds, such as AZ - 50, HP62, MP39, with carrying case<br> [High Accuracyu0026Stable] High accuracy gas tester, shows you exactly where the leak is. 7 degree munual adjustable sensitity also with automatically adjustment to the optimum detecting state; Built-in voltage, ultra-low power IC design, making freon detector more stable<br> [Only Few Seconds You Will Find Leak] No need dye, just batteries in turn , and turned it on, Stared checking lines, Bamb, halogen gas detectors will tell you where the leak is, it took less than a minute to find<br> [Beeping and Light Flash Warning] You will never miss any leak<br> [What You Get]Refrigerant freon leak detector(no battery included)<br> Parameter<br> Working temperature: 0 ~ 52<br> Maximum sensitivity: 6gr/yr(halogen refrigerants)<br> Battery life:about 50 hours under normal use<br> Square type: unlid<br> TanGan length: 20cm<br> Feet inch: 22.9 cm x 6.5 cm x 6.5 cm<br> Preheating time: about 6 seconds<br> Reset the time: 2-10 seconds<br> Electricity source: 6v DC, 4 x batterynot included<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store