Decibel Meter Wall Mounted and Desktop Sound Decibel Meter 13" Large LED Display Decibel/Time/Humidity/Temperature with Colorful Icons & Alarm SPL Meter Noise Monitor for Classroom Studio Factory
【13-inch Large LED Display】LANDTEK Decibel Meter features 13 inches HD Screen Displaying Decibel Level, Time, Temperature, Humidity and 3 levels adjustable brightness which is more convenient and clearer for you to see the all of the digital display
【Features Color Face Icons Indicator 】This Decibel Meter Sound Level Meter can automatically display face icons with differ color at different levels. The Green Face is from 0~60dB,Yellow Face is 60~85dB and Red Face is >85dB. Makeing it easier to understand whether the current decibel level is comfortable or not
【Buzzer Alarm Function】The noise detector will alert you with buzzer alarm if the sound levels is higher. It can be manually turned on or off and it's able to adjust decibel alarm threshold as well. Meanwhile, the noise detector provides 12-hour(A.M) and 24-hour time(P.M) formats options that can be set according to your preference
【High Precision】The decibel meter measuring sound range of 30 to 130dB with high accuracy: +/-1dB, temperature range is -40~80°C (-104 to 176°F) and humidity 0~100%RH. It's fully calibrated the all parameters from the factory before sending to you
【Wall Mounted/ Hanging/ Desktop Installation】Designed with multiple installation modes, this sound meter can be wall mounted, hanging or put on Desk to use. And It's built-in with large capacity lithium battery ensure for long term use. Comes with long charging cable 9.8 feet(300 cm) .Widely used for classroom, library, studio, office, and any public area