High Accuracy Measurement: Features a premium differential pressure Sensors with ±0.3% Accuracy and high resolution to detect pressure changes Ideal for HVAC systems, pipelines, and cleanroom with Digital readings Multi Unit Conversion: Supports mbar, kPa,, mmHg and other pressure units with touch switching Eliminates manual calculations for industry use in various professional settings Portable & Strong Design: Compact handheld unit (153x60x31mm) with Strong ABS+metal construction and Rate Protect Auto power off conserves battery life for extended field maintenance and industrial inspections Fast Response & Wide Ranges: Measures pressure differences and Flows rates with 0.5 Second response time ±5PSI Ranges covers positive / pressure and differential measurements for versatile industrial applications Smart Data Management: Includes / MIN / AVG, data hold, auto 0 functions and backlit display Enables easy data comparison and analysis even in low light working environments, Manufacturer: KAHDGSS