Etekcity 30dB-130dB Decibel Digital Sound Level Meter Decibel Meter with Battery
TheEtekcity Digital Sound Level Meteris an instrument to measure Sound Pressure Level in decibels (dB). This meter is featured with a wide measuring range (30 ~ 130 dB), and a maximum hold function. The meter also provides a windscreen to filter-out unwanted signals, and frequency weighting for general sound level measurements. Large LCD screen with digits reading Fast and Slow dynamic characteristic modes. Fast rate to pick up the current reading. Slow rate to pick up the reading of average within 1 second. This device has a maximum value function that locks the screen at the maximum value the device picks up. Auto power off for energy saving. Low battery indicator, portable, easy to use and handy instrument for sound quality control in the factory, office, home, school or construction site.Features:1. Wild Measurement Range: 30-130dB2. Accuracy: up to +/- 1.5dB.3. Frequency Range: 31.5Hz to 8.5KHz4. Auto Off Feature5. Max Level Feature6. Battery IncludedSpecifications:Accuracy: +/-1.5dB (under reference conditions)Measuring Level: 30-130dB (A)Frequency Range: 31.5 Hz to 8.5 KHzDigital Display: 4 digitsResolution: 0.1dBSample rate: 2 times/secondPower Supply: 9v batteryMicrophone: 1/2" Electret CondenserMicrophone Dimension: 57*26*149mmPackage Contents:1 x Etekcity Sound Level Meter1 x Sponge Ball1 x battery