Electronic pressure meter for testing natural gas and LPG supply pressures in domestic and commercial properties Pressure range to ±100mbar covers all gas supply requirements Can be specified to read in one of the following three scales:- mbar, PSI or inches water gauge Backlit LCD Display Adjustable zero value Filter mode to stabilise readings Selectable auto switch off Over-range capability of up to 300 mbar, or equivalent, for extra safety Pressure Measurement Range Scales Maximum Over-Range Pressure Resolution mbar PSI inWG Accuracy at +23°C mbar PSI inWG Ambient Operating Range Temperature Humidity Pressure Connection Supplied Battery Type Battery Life Dimensions Weight with Battery 0 to ±100 mbar or 0 to ±1.450 PSI or 0 to ±40.00 inWG mbar or PSI or inWG 300 mbar or 4.35 PSI or 120 inWG 0.1 (0 to 70), 0.2 (70 to 100) 0.002 (0 to 1.00), 0.004 (1.00 to 1.45) 0.04 (0 to 28), 0.08 (28 to 40) ±0.5% (0 to 70), ±1% (70 to 100) ±0.5% (0 to 1.00), ±1% (1.00 to 1.45 to 100) ±0.5% (0 to 28), ±1% (28 to 40) 0°C/+32°F to +40°C/+104°F 10 to 90% non condensing Hose tail 8.5mm/0.33 diameter with 0.75m/29.5 of flexible hose supplied 9V IEC 6LF22 alkaline 300 (without backlight) L 130mm x H 70mm x D 31mm, excluding connector L 5.12 x H 2.75 x D 1.22, excluding connector 150gms/5.3oz