Feature●Multi-functional: Equipped with features such as weighting selection, data hold, backlight, max/minimum value, temperature selection, A/C weight selection (suitable for B type), and auto power off●Specifications: Acoustic level measurement range: 30 - 130 dBA; Frequency: 30 - 8 KHz; Temperature measurement range: -20.0 °C - 60.0 °C (accuracy ± 1.0 °C); Humidity range: 0.0 % - 99.9 % RH (accuracy ± 5.0 RH); Note: Batteries are in the groove of the packaging box when you receive the product, parts are missing. Make sure you are doing it●Wide range of applications: This acoustic level meter is used to measure sound levels in the environment. For example, factories, workshops, schools, homes, office towns, traffic roads, acoustics, etc. Also suitable for noise work, product quality control, health prevention and control etc. You can also measure the ambient temperature and humidity●Data Hold Function: Click the data hold button to activate the data hold function. Press the button again to close the data hold function again and return to the normal measurement function. 【Backlight】Hold the button for more than 2 seconds to activate or disable the backlight function. (Max/Min. Value) Press the button for about 2 seconds to activate the maximum and minimum function and click the button to display the maximum and minimum values●【Temperature Unit Selection】Press the button to convert the temperature unit to °C or °F. Auto Power Off: When the device is turned on, the home button symbol will be displayed. Auto power-off feature is turned on by default. It will automatically turn off if no operation is within 10 minutesDescription
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