Robust, precise digital manometer for differential pressure measurement. Backlit graphic display with menu navigation for accessing minimum and maximum pressure, or start and end pressure as well as pressure drop. Also usable as a gas detection device with a remote sensor on a gooseneck. Gas concentration is displayed on the screen. Gas alarm with a switchable acoustic and visual alert, as well as a quiet vibration alarm. Measuring range: 0 – 2000 mbar, 0 – 10,000 ppm methane Operating time:     > 120 hours as a digital manometer with fully charged battery, without backlight, at 20°C ambient temperature     > 25 hours in leak detection mode with fully charged battery, without backlight, at 20°C ambient temperature Gooseneck length: 34.5 cm Housing dimensions: 13 cm x 6.5 cm x 3 cm Device weight: approx. 270 g