Featuring a 4 key membrane Keypad: Units key selects Metric (Pascal) or U.S. (“wc) units, Pressure zero key resets display to zero pressure, time average key selects block average of 1 second (default), 2, 4, 8, 16 & 32 seconds, and On/Off power key.
Accuracy: ±1% of measurement or ±1 display digit, whichever is greater. Pressure Range: bi-directional range -3.0 “wc (750 Pa) to +2.2 “wc (548 Pa).
Dimensions: 3.6″ x 5.75″ x 1.3/1.9” (91 x 146 x 33/49 mm). Weight with battery: 8.9 oz. (253 grams). Maximum Pressure: ±25 “wc, ±6 kPa or ±0.9 PSI. Battery Life: Over 200 hours from one 9 volt alkaline.
