<div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><p>Features:<br/>1.Large range: Measurement range: 30.0~130dba; accuracy: ± 1.5db.<br/>2.High definition large screen display: Long press the hold button to turn on the screen light, and the screen value can be seen clearly even in dark environments, with clear backlighting.<br/>3.Capacitive microphone sensor: Sensitive capture of environmental noise, high-precision and fast measurement.<br/>4.Dual mode switching: Indoor and outdoor environmental noise sampling frequency, lightly press fast/low time input, one click switching.<br/>5.Maximum/minimum value: Press the "Max" Key lightly to lock the maximum value, and press the "Min" Key lightly to lock the minimum value.</p><p>Parameters:<br/>Model:gn102<br/>Measurement range:30-130db<br/>Measurement accuracy:±2db<br/>Frequency response:31.5hz~8khz<br/>Resolution:0.1db<br/>Size:163*25*27mm (mm)<br/>Sampling rate:fast (fast) 0.125 seconds slow (slow) 1 second<br/>Frequency weighting:a weighting<br/>Battery model:2*1.5v aaa no.7 battery<br/>Automatic shutdown:if there is no operation after about 15 minutes of startup, it will automatically shut down</p><p>Package include:<br/>Noise meter*1<br/>Instruction manual*1<br/><br/></p></div></div><p><br/></p>