MAX/MIN mode. Sound range: 30dB to 130dB. Data hold function. Auto power off. Low battery indication. Sampling rate: fast 125ms, slow 1000ms.
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Display resolution: 0.1dB. Capacitive microphone sensor: high-precision sensor with excellent sensitivity and accuracy. Reject the noise and let you live a quiet life. Frequency weighting characteristics: A sound level frequency weighting.
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Sampling rate SLOW: 1000ms. Sampling rate FAST: 125ms. And it is more convenient to use by adding Bluetooth communication function. Noise accuracy: ±1.5dB. Reference sound pressure standard: 94dB/1KHz.
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Decibel indicator. Decibel concentration unit: DBA. Temperature indicator smiley icon. 55 ~ 65dB double green bar. <55dB single green bar. Adjustable LED brightness. 65 ~ 75dB two green bars and one yellow bar.
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Accuracy: up to ± 1.5dB. Fast and Slow dynamic characteristic modes. scale at 1 dB step for monitoring current sound pressure level display. Accuracy: 1.5dB (under reference conditions). Resolution: 0.1dB.
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Fast and Slow dynamic characteristic modes. Dynamic Characteristic: FAST (high speed)/SLOW (low speed). Overload Indication: OVER/UNDER. scale at 1 dB step for monitoring current sound pressure level display.
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🎧 【A / C switch】 Frequency weighting selection switch A / C switch. dBA is the amount of noise that the human ear feels. If the reading is in the selected level range, it will be displayed "Down" in the upper left corner prompts you to adjust the gear.
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With modern, compact, portable design. Working temperature and humidity: 0~40℃, 10~80%RH. Defective or Wrong Products. 2.Non-defective and Right Products. Due to the difference between different monitors, the picture may not reflect the actual colour of the item.
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