TACKLIFE
<br><b>Main Features:</b> <br>✔Frequency weighting: A <br>✔Frequency response: 31.5Hz - 8KHz <br>✔Level ranges: 30dB~130dB <br>✔Resolution: 0.1dB <br>✔Response time: (FAST)125ms,(SLOW)1000ms <br>✔Overload indication: < 30dB (UN display),>130dB (OL display) <br>✔Accuracy: ±1.5dB,(@1KHz Standard source),One- Year calibration period <br>✔Auto power off: Auto shout down after approx 10 minutes of inactivity <br>✔Low battery indication: <6V <br>✔Sensor: 1/2 inch electret condenser microphone <br>✔Power supply: 9V 6F22 <br> <br><b>Warm tips:</b> <br>If doing noise measurement outdoors, please put a windscreen on the microphone head to prevent the microphone from being blown directly to cause airflow noise. <br> <br><b>Package Contents:</b> <br>1 * Tacklife MLM02 Decibel Meter <br>1 * Package Box <br>1 * 9V Battery <br>1 * User Manual