Decibel Meter Digital Sound Level Meter Handheld Noise Meter Tester w/LCD Display Measurement 30-130dB Accuracy 2.0OOTDTYChs: Large, clear LCD display with backlight that clearly shows the measurement. Turn on the backlight to get reading easily at night and reduce eye damage.0.5s response time, no u. It can measure the noise level under any circumstances, quickly display the accurate measurement. Measuring range 30 - 130DBA; Accuracy +/-2.0dB, Frequency Response: 31.5Hz-8KHz. The portable sound level meter is lightweight and compact, easy to carry with you and operate with one hand. Widely used for individuals, families, enterprises, science, industry, etc. Specification:Material: ABS Measurement: 195x42x2 4mm/7.7x1.65x0.94in Measuring Range: 30 - 130dBDaccuracy: +-2.0 dbFrequency Response: 31.5Hz - 8KHz Dynamic Characteristics: Fast, Slow Response Speed,Dual A/CMax Weight Measurement Battery: 2xaaa (Not Included)Package Included: 1X Sound Level MeterNote: Please allow 1-3cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.