MultiFunction Environmental Tester Designed for precise measurement of multiple environmental parameters, this device delivers professionallevel accuracy in a compact, easytouse format. Whether used indoors, outdoors, or in specialist environments, it provides reliable data to support testing, analysis, and monitoring needs. Key Features and Benefits: Measures temperature, humidity, altitude, atmospheric pressure, illumination, and sound levels with A and Cweighted decibel readings. Builtin data hold function allows you to pause and review current readings. Unit switch enables quick change between measurement systems for convenience. Backlit color display ensures clear visibility in any lighting condition. Maximum value display captures peak measurements for accurate reporting. Versatile Applications: Laboratory and workshop testing for precise environmental control. Field measurements for outdoor research, altitude tracking, and environmental monitoring. Indoor usage in libraries, offices, and hospitals to assess lighting quality, temperature, and noise levels. Vehicle and home inspections to analyze noise or light conditions for safety and comfort. Noise Measurement: Switch easily between dBA and dBC modes depending on measurement needs. Accurate sound level readings from 30 to 130 decibels with maximum reading lock function to capture peak values. Position the noise sensor in locations for dependable and consistent results. Illumination Measurement: LX/FC switch allows you to measure brightness in different unit formats for varied applications. Converts light intensity into a clear digital display or analog output for recording and data analysis. Utilizes precision silicon photodiodes or selenium cells to ensure accurate readings based on reliable photoelectric effects. Reliable Performance Across Environments: This tester is wellsuited for lighting inspections, altitude assessments, noise monitoring, and environmental studies. Engineers, researchers, and facility managers can depend on its accurate measurements, versatile configuration, and durable build for consistent daily use.