Environmental tester: temperature, humidity, height (Lx), atmospheric pressure, noise, for library, outdoor use, workshop, DC 5V, from

General Description: This multifunctional environmental tester can measure temperature, humidity, altitude, atmospheric pressure, light intensity, and sound level in decibels. It is ideal for precise and non-destructive measurements in various environments such as laboratories, workshops, libraries, and outdoor spaces. This device features a data logging function, a backlit color display, and maximum readability for ease of use.

Technical Specifications Item Type: Environmental Tester Material: ABS, PVC Display: LCD Screen Charging Voltage: DC 5V Battery: 1 x 400mAh Lithium-ion Battery (Built-in) Temperature (°C): Range: -20 to 60, Resolution: 0.1, Error: ±0.2 Temperature (°F): Range: -4 to 140, Resolution: 0.1, Error: ±0.2 Humidity (RH): Range: 10% to 99%, Resolution: 0.1, Error: ±3% Illuminance (LX): Range: 0 to 199999, Resolution: 0.1, Error: ±5% Illuminance (FC): Range: 0 to 199999, Resolution: 0.01, Error: ±5% Altitude (M): Range: -700 to 9000, Resolution: 0.01, Error: ±0.5 Pressure (hPa): Range: 300 to 1200, Resolution: 0.01, Error: ±20 Noise (dBA/C): Range: 30 to 130, Resolution: 0.1, Error: ±5 Use This tester is designed to perform various environmental measurements. It allows you to: Accurately measure noise levels by switching between dBA/dBC modes. Detect lighting and convert light intensity to a digital display or analog signal output. Test altitude, pressure, temperature, and humidity by leaving the device stationary for 5 to 10 minutes for optimal results.