Stick Style Multimeter - The ASP2 Static Pressure Probe two-pack makes taking static pressure measurements in duct work easier faster and more accurate than using manometer tubes alone. Features a magnetic flange and directional arrow for hands free use and to ensure proper positioning and optimal performance. Works with all Fieldpiece manometers. Non-contact voltage - 400 AAC with included clamp - Temperature up to 1000 degree Fahrenheit.