Professional High Sensitivity Portable AC Refrigerant Leak Halogen Gas Leakage Detector for Home Excellent sensor with high sensitivity, 0.1oz/yr (3g/yr) Detects All KINDS of halogen refrigerants (including Chlorine and Fluorine) Single color LED display with 7-level leak alarm 12 inches (30cm) flexible probe Tactile keypads make the operation more convenient. <a href="https://www.amazon.com/b?node=14770868011"> International products </a> have <a href="https://www.amazon.com/gp/help/customer/display.html/ref=nav_cs_help?ie=UTF8&nodeId=202045290"> separate terms, </a> are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Manufacturer warranty may not apply <a href="https://www.amazon.com/b?node=14770868011">Learn more</a> about Amazon Global Store.