Specifications:
 Color:
 BlackMaterial: ABS
 Display: 4 digit LCD displaySound
 Level Measuring Range: 35-135dBDynamic
 Range:
 50dBAccuracy: 2.0
 dBResolution: 0.1 dBFrequency
 Response: 31.5H z-8KHzFrequency
 Weighting Features: A weightingTime
 Weighting:
 FAST: 125ms, SLOW:
 1sMicrophone: 1/2 inch electret condenser microphoneHigh/Low
 Reading Indication: >100dB LCD displays "Hi", <100dB LCD displays "LO"Temperature
 Measuring Range: 060 / 32140Temperature
 Accuracy: 1.5
 / 2.7R esolution: 0.1 / 0.1D ata
 Update: Around 300msOperating
 Conditions: -2060 / -4140, 10RH%90
 RH%Storage Conditions: -2060 / -4140, 10
 RH%75 RH%Power Supply: 3 * 1.5V AAA battery (NOT included)
 Item Size: Approx. 15.4 * 5.9 * 3.0 cm / 6.1 * 2.4 * 1.2 inItem
 Weight: Approx. 90g / 3.17 ozPackage
 Weight: Approx. 167g / 5.91 ozPackage
 Size: Approx. 19 * 10.5 * 4cm / 7.5 * 4.2 * 1.6 in This unit adopts condenser microphone as the sensor, high configuration MCU calculation, high accuracy, fast response. This sound level meter is designed to meet the measurement requirements of safety engineers, health, industrial safety offices and sound quality control in various environments like factory, school, construction, etc.
 Features: LCD display with switchable backlight for easy reading, convenient to use.
 Wide measuring range: 35-135dBA, Resolution: 0.1 dB with fast responding 300ms.
 Time weighting selection: Fast/Slow.
 With temperature measuring range: 060 with switchable measuring unit of or. Min. /Max. /Data Hold function and high/low range alarm function of decibel measuring. Low battery indication, manual/auto shut off. Portable and easy to use, suitable for checking, monitoring or controlling the sound level for personal, families, business, studies, industrial, etc.