UNQUE Sound Level Meter is applicable for the measurement requirements of sound engineering, quality control, health prevention and various sound measurement such as factories, workshops, schools, residential, offices, road, audio or other construction site, widely applied to work and life.FeatureWide Measurement Range: 30-130dB. Accuracy: up to ± 1.5dBResolution: 0.1dBALow battery indicationAuto power off design for energy savingMax / Min sound level measurementData hold functionThe Digital Sound Noise Level Decibel Meter has a large LCD screen & Backlight displayLong-term in a noisy environment has a serious impact on the human nervous system, cardiovascular system, digestive and endocrine system-Can induce high blood pressure, life-threatening-Damage to hearing cells, causing tinnitus-Huge noise, seriously affecting the learning life-Affect the intellectual development of children, IQ reduced by 20%-Induced coronary heart disease, arrhythmia, myocardial infarctionWarm Tips:1. Please don’t use the meter under a high temperature and humid environment.2. Please take out the batteries when not in use for a long time to avoid electrolyte leakage and damaging the meter.3. When measuring the noise outside, please mount the wind-resistant ball on the head of the microphone from being directly blown by wind and measuring other noise.Quality Guarantee:Free exchange within 12 months product warranty. If you have any problems, please feel free to contact us.Package Contents:1 * Sound Decibel Meter1 * Sponge Ball3 * AAA Battery1 * Package Box1 * User Manual
V**L
I'd hoped to use this to keep my 4th graders ...
I'd hoped to use this to keep my 4th graders quiet, but I didn't find this a practical device for that. It didn't seem too accurate.
W**A
Five Stars
Useful to show kids how loud they are playing their music. Functioning well. Simple to use.
F**N
Good value.
Does what it says for a low price.
D**A
Good quality
Working good
P**R
Works great !
Works great !
TrustPilot
1 周前
2天前
