Laco Titan Test M Series Helium Leak Detector. Model Number TMW04-CXX11. Test Modes:Vacuum (gross, fine, ultra) and sniffing•Vacuum Test Mode:High inlet pressure test mode (25mbar—19 Torr) for challenging leak detectionapplications.•Auto-Calibration:Calibration in three test modes forbest calibration accuracy—built-in helium calibratedleak standard•Helium Background Suppression•Display:Large graphical display with easy to navigatemenus and leak rate trend graphs•Alarm: Audio alarm with multiple sound options•Filaments:Long-life yttria coated iridium dual filaments120V, 60Hz