LEERCHUANG Decibel Meter Applications:widely used in factories, transportation, car, baby room and audio system offices, sound quality control in homes, schools, and construction sites. LEERCHUANG is a diverse brand integrating industry measuring tools, garden products and home improvement equipment. We aim to design the products which will provide a more accurate data of your life so that you can save your precious time, and enjoy a better life.
Product Features: Measuring Range: 30dBA~130dBA Accuracy: ±1.5 dB Frequency Range: 31.5Hz~8.5KHz LCD Backlight Function Resolution: 0.1dB
Package Included: 1 x Sound level meter 3 X AAA 1.5V batteries 1 x Wind resistant sponge ball 1 x Operation Manual
How to Customize Your Own Sound Alarm Value?
Step 1: Turn on the decibel meter, and short press the HOLD button until "HOLD" is shown on the display. (The default threshold value is 100 dBA.)
Step 2: When the HOLD is shown on the display, long press the power button until "dBA "disappears from the display.
Step 3: When the dBA disappears, press MAX/MIN and HOLD to decrease and increase respectively., and customize your own sound alarm value.
Step 4: When you finished the customize ,short press the power button to finish the set-up. Then if the sound level exceeds the threshold value, the LCD display will back lit as a reminder.
