ECVV Sound Level Meter Portable Digital Noise Meter Tester with LCD Backlight Display Decibel Meter with Data Record Function Measuring Range 30~130dBA Toilet Bidets With a 16" × 24"

With a 16" × 24" (400 × 600mm) heat platen

^_^:eadb579001dc16687bfd8f9f4041e185

Product Energy : Solar powered

it will be locked automatically

ECVV Sound Level Meter Portable Digital Noise Meter Tester with LCD Backlight Display Decibel Meter with Data Record Function Measuring Range 30~130dBA Toilet Bidets With a 16" × 24"Cash on Delivery Free Shipping 1 3 days One Year Warranty [SHORTDESCRIPTION] INTRODUCTION: Sound level meter, also called noise meter, is an instrument used to measure sound pressure level or sound level. It is the most basic and most commonly used instrument in acoustic measurement. Nowadays, people are increasingly pursuing the improvement of the quality of life. There is a kind of pollution called sound pollution. When the sound level reaches a