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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
Convenient dual use
A multi-purpose spotlight flashlight lantern is a great all-around multi-purpose LED flashlight
234×400×90mm
and can also be used to measure the gas exchange pressure difference of other textile materials
hand zipper strip x1
ECVV Sound Level Meter Portable Digital Noise Meter Tester with LCD Backlight Display Decibel Meter with Data Record Function Measuring Range 30~130dBA Claw Hammers Convenient dual useCash 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