Decibel Meter With Alarm Decibel Meter Sound Level Meter With Data Logging, 13" Large LCD Display Wall Mounted Noise Meter For Classroom W/ 16.4ft Corded Sensor & Alarm Output Sound & Noise Meters Material]: Our football blocking pad is made from cotton and microfiber materials, ensuring durability and long time performance You can connect a speaker with a 3.5 audio cable Supports wall-mounted installation, saves your room effectively. SPECIFICATION -Item Dimensions: 8.26*5.1*1.1in ‎ -Item Weight:‎ 0.99 lbs -Noise measurement range: 30 to 130dB -Accuracy: ±1.5dB -Resolution: -Humidity requirement: 10%-70%RH -Temperature requirement: 0℃~40℃ PACKAGE: 1 x Sound level meter 1 x Charging cable 1 x Manual TestHelper SW-525B Sound Level Meter Tester with | Ubuy 5V 1A power supply, type-C connection, backup lithium battery, easy operation Alarm function: the default alarm value is 130dB, it will alarm with flashing indicator light beeping alarm sound. Supports wall-mounted installation, saves your room effectively. Alarm function: the default alarm value is 130dB, it will alarm with flashing indicator light beeping alarm sound. You can connect a speaker with a 3.5 audio cable Sound Level Meter 30-130dB Noise Detector 18in LCD Display Decibel Tester New - Display Screen: 18in. Alarm Prompt: Supported. Alarm Output: Supported. Accuracy...
