Mengshen Decibel Meter, Digital Sound Level Meter Handheld Audio Noise Meter Tester with LCD Display Measuring 30-130dB (Battery Included)
- ã€Sensitive Sensorã€‘0.5s response time, no contact. Can measure noise level under any circumstances, quickly display accurate measurement result.
- ã€LCD Displayã€‘Large clear LCD backlight display, easy for reading enen during night. Low radiation, reduce the damage to the eyes.
- ã€Accurate Measurementã€‘Measuring Range 30~130dBA ; +/-1.5dB Accuracy with 0.1dB Resolution.
- ã€Multi-functionã€‘Data hold function; Max/Min sound level measurement; 15 minutes auto power off, also has alarm function when voice level is up to 130dB.
- ã€Power Supplyã€‘Powered by a 9V Battery (Included)
1) When use device in outside, please mount wind-resistant ball on the head of the device to avoid effect from wind.
2) If you want to measure sound level from A, you can not ignore the influences from other sources.
3) Please measure several times to get a relatively steady reading.
1) Please take out the 9v battery if it not be used for a long time.
2) Please don't use it under a high temperature or humidity environment.