[USEFUL TOOL IN YOUR WORK&LIFE]–This sound level meter is a great tool for checking,monitoring or controlling the sound level of any environments.It is widely applicable for personal,families,business,studies,industrial and etc. [PRECISION MEASUREMENT]:Our noise meter can read between 30dBA~130dBa,while reducing the effects of wind noise to produce more accurate readings. [EASY]-Super easy and simple to use.All readings are measured in dBA,the most common decibel reading for most all applications,home and commercial.Simply turn on and get a reading! [WITH THE BACKLIGHT FEATURE]-it is appropriate for gathering the sound data at night.Backlight auto power off function is provided.With power saving,well-design high-efficiency power supply circuit makes the batteries more durable Excellent display quality, eye-friendly, low power consumption, low radiation., Manufacturer: CVJdfhRE