<h1 style="text-align:center" align="center"><span style="background-color:rgb(251, 158, 0)"><strong>Noise meter,Digital sound level meter,Instantaneous sound pressure,LCD Display,Safety Engineers,Health,Industrial Safety offices</strong></span></h1><p><br/><br/></p><p></p><p><br/></p><ul style="font-family:Arial;font-size:medium;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(0, 0, 0);background-color:rgb(255, 255, 255)" align="left"><li><p><span style="color:rgb(0, 0, 0);font-size:16px;font-family:&quot;comic sans ms&quot;, cursive"><strong>【High Precision Sound Level Meter</strong></span><span style="color:rgb(0, 0, 0);font-size:16px;font-family:&quot;comic sans ms&quot;, cursive">】 Measuring Range:30~130dBA/30~130dBC. Accuracy: ±1.5dB. Resolution: 0.1dB. Frequency Range:31.5HZ-8.5KHZ.Sampling Frequency:2 times/sec. With LCD backlight, Low battery indicator, Overload indication, Dynamic feature adjustment.</span></p></li></ul><p><br/></p><ul style="font-family:Arial;font-size:medium;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(0, 0, 0);background-color:rgb(255, 255, 255)" align="left"><li><p><span style="color:rgb(0, 0, 0);font-size:16px;font-family:&quot;comic sans ms&quot;, cursive"><strong>【A/C Switch】</strong></span><span style="color:rgb(0, 0, 0);font-size:16px;font-family:&quot;comic sans ms&quot;, cursive"> Frequency weighted selection switch A/C switch. dBA is the amount of noise felt by the human ear.dBc is suitable for measuring the noise level of the machine.When you need to measure the noise of people, you can convert to dBA to measure more accurately.Measuring machine noise select dBc.</span></p></li></ul><p><br/></p><ul style="font-family:Arial;font-size:medium;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(0, 0, 0);background-color:rgb(255, 255, 255)" align="left"><li><p><span style="color:rgb(0, 0, 0);font-size:16px;font-family:&quot;comic sans ms&quot;, cursive"><strong>【Level Ranges Selection】</strong></span><span style="color:rgb(0, 0, 0);font-size:16px;font-family:&quot;comic sans ms&quot;, cursive">Selectable measurement osition:30~80dB, 50~100dB, 60~110dB, 80~130dB. You can measure more accurately by selecting the level range.If the reading under the level range you select, it will show &quot;under&quot; in the upper left corner to remind you to adjust the gear.</span></p></li></ul><p><br/></p><ul style="font-family:Arial;font-size:medium;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(0, 0, 0);background-color:rgb(255, 255, 255)" align="left"><li><p><span style="color:rgb(0, 0, 0);font-size:16px;font-family:&quot;comic sans ms&quot;, cursive"><strong>【AC/DC Signal Output Hole】 </strong></span><span style="color:rgb(0, 0, 0);font-size:16px;font-family:&quot;comic sans ms&quot;, cursive">Comes with a wire that can be connected to a frequency analyzer or X-Y axis recorder for statistical analysis.</span></p></li></ul><p><br/></p><p></p><p><br/><br/></p><div style="font-family:Arial;font-size:medium;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(0, 0, 0);background-color:rgb(255, 255, 255)" align="left"><h2><p><span style="font-size:14pt">Product Function:</span></p></h2><ul><li><ul><li><p>Time Weighing: Fast/Slow</p></li></ul></li><li><ul><li><p>Frequency Weighting: A&amp;C</p></li></ul></li><li><ul><li><p>√AC/DC Output</p></li></ul></li><li><ul><li><p>√Back Light</p></li></ul></li><li><ul><li><p>√Bar graph</p></li></ul></li><li><ul><li><p>√Max Hold Function</p></li></ul></li></ul><p></p><div><br/></div><h2><span style="font-size:14pt">Specification:</span></h2><ul><li><p><span style="font-size:14pt">Weight: 210g</span></p></li><li><p><span style="font-size:14pt">Dimension: 220*67*32mm</span></p></li><li><p><span style="font-size:14pt">Battery Type: 9V(6F22)*1</span></p></li><li><p><span style="font-size:14pt">Measure range:30~130dBA/ 30~130dB</span></p></li><li><p><span style="font-size:14pt"><strong>Accuracy:±1.5dB<br/></strong></span></p></li><li><p><span style="font-size:14pt"><strong>Resolution:0.1dB<br/></strong></span></p></li><li><p><span style="font-size:14pt"><strong>Frequency Range:31.5HZ~8.5KHZ<br/></strong></span></p></li><li><p><span style="font-size:14pt"><strong>Linearity Range: 50dB<br/></strong></span></p></li><li><p><span style="font-size:14pt"><strong>Display: 5 Digits LCD</strong></span></p></li><li><p><span style="font-size:14pt">Sampling Frequency: 2times/sec</span></p></li><li><p><span style="font-size:14pt">Microphone:1/2 inch Electret Condenser microphone</span></p></li><li><p><span style="font-size:14pt">Time Weighing: Fast/Slow</span></p></li><li><p><span style="font-size:14pt">Frequency Weighting: A&amp;C</span></p></li><li><p><span style="font-size:14pt">√AC/DC Output</span></p></li><li><p><span style="font-size:14pt">√Back Light</span></p></li><li><p><span style="font-size:14pt">√Bar graph</span></p></li><li><p><span style="font-size:14pt">√Max Hold Function</span></p></li></ul></div><p></p>