Low Static, Negative Pressure. - Features & Benefits : Digital display of gauge or differential pressure Display unit options: psi, inH2O, mmH2O, barand mbar Bright backlight Min/Max memory + data hold Simple fittings for hose connection DM8252RS includes four (4) rubber stoppersfor duct smoke detectors CE and RoHS approved Specifications : Measurement Range: 0 to 2 psi (0 to 55 inH2O)Accuracy: ?0.3%Resolution (bar): 0.01Response Time: 0.5 secondsOperating Temperature:32? to 122?F (0? to 50?C)Dimensions:7.2 x 2.8 x 1.2 in. (182 x 72 x 30mm)Weight: 7.6 oz. (215g)Power Source: 1 ?9V? battery (included) Includes : Connection hose Molded hard case Battery User?s manual- SKU: GTDM8252

Low Static, Negative Pressure. - Features & Benefits : Digital display of gauge or differential pressure Display unit options: psi, inH2O, mmH2O, barand mbar Bright backlight Min/Max memory + data hold Simple fittings for hose connection DM8252RS includes four (4) rubber stoppersfor duct smoke detectors CE and RoHS approved Specifications : Measurement Range: 0 to 2 psi (0 to 55 inH2O)Accuracy: ?0.3%Resolution (bar): 0.01Response Time: 0.5 secondsOperating Temperature:32? to 122?F (0? to 50?C)Dimensi