VibraGAS HMG2 - battery Gas leak detector Small, rugged aluminium handheld gas leak detector with remote sensor on the swan neck and lighted display. Display of gas traces by audible, visual and vibrating alarm. Measurement ranges: 0 to 10.000 ppm methane Operating time: > 20 hours without backlight and 20°C Dimensions: 149 x 58 x 34 mm (plus 162 mm goose neck) Weight: approx. 400 g