Sound level meter 30-130dBA, professional decibel meter with backlit display (9V battery included)

[Sensitive Sensor] 0.5s response time, no contact required. Can measure noise levels in all circumstances, quickly displaying accurate measurement results.

[LCD Screen] Large backlit LCD screen, easy to read at night. Low radiation, reduces eye strain.

[Accurate Measurement] Measurement range 30~130dBA; Accuracy of +/- 1.5dB with a resolution of 0.1dB

[Multifunction] Data hold function; Max/Min sound level measurement; 15-minute auto-off with an alarm function that sounds when the voice level reaches 130dB.

[Power Supply] Powered by a 9V battery (included)