Mini Noise Measuring Instrument High Accuracy 30-130dB DB Meter Digital Audio Sound Level Detector Meter Decibel Monitor

JD-801 Mini Noise Measuring Instrument High Accuracy 30-130dB dB Meter Digital Audio Sound Level Detector Meter Decibel Monitor with Backlight Feature: 1. High precision and fast response: The response time of the noise meter is le than 1s, and the ultra-fast response allows you to easily obtain real-time and accurate sound test values in various environments. The measurement range is 30-130dB, the accuracy is 0.1dB, and the resolution is 1dB. 2. Automatic shutdown and overload alarm: If there is no operation within 10 minutes, the noise meter will automatically shut down to save power. Overload alarm, when it is le than 30 dB, the screen displays "UN"; when it is greater than 130 dB, the screen displays "OL". 3. Data retention and max/min lock: Short pre the "M" key to easily switch between max/min/real-time mode. The on "H" (Hold) can freeze the decibel value currently measured on the screen, which can meet your various measurement needs. 4. Easy to operate: The simple design with 4 function ons makes the handheld noise meter very easy to use. The ergonomic handheld arc and ultra-lightweight design bring you a comfortable handheld experience. 5. Large LCD display: The large LCD display with backlight function can provide clear readings, so you can get data under any light. 6. Applicable occasions: The noise meter is an ideal measurement tool for sound testing, which is widely used in factories, workshops, schools and homes. Specification: Product name: Noise meter Colour: Black Material: ABS Measuring range: 30dB-130dB Measurement accuracy: 0.1dB Working temperature: 0-40°C Resolution: 1dB Power supply: 1 X 9V battery (not included) Size: about 209 * 64 * 40mm / 8.23 * 2.52 * 1.57inch (L * W * H) Descrtion: It is a digital mini sound level meter, which can convert ambient sound into electrical signals, proce data and displays results on digital display. The performance is stable, safe and reliable measuring instrument. It is lightweight, compact, and portable, without the limit of time and place. Ergonomic, and user friendly, which can be widely applied in environmental protection, occupational health, industrial enterprises, scientific research and teaching fields, used for measuring environmental noise, hinery noise measurement and measurement of architectural acoustics. Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the tures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1 X Noise Meter 1 X Manual

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