Quick DetailsPlace of Origin: Guangdong, China (Mainland) Brand Name: FLUS Model Number: MT-901C  Usage: Sound Level measuring Package: Blister card with clamshellPackaging & DeliveryPackaging Details: Blister card with clamshellDelivery Detail: 1-3days for sample, 7-30 days for mass productionSpecifications1. Portable, nice, easy operation 2. MAX/MIN holding 3. Backlit LCD display 4. Low battery indication 5. Auto power offFeatures:1. Portable, nice, easy operation 2. MAX/MIN holding 3. Backlit LCD display 4. Low battery indication 5. Auto power off  Specification:Standard Applied  IEC61672 -1 CLASS2 Accuracy  ±1.4dBFrequency Range31.5HZ ~ 8KHZDynamic Range50dBLevel Ranges 30dB~130dBFrequency Weighting  CResolution0.1dBDisplay Update2 times/sec.Microphone1/2inch electret condenser microphone Operation conditions:-20 °C~60 °C, 10%RH~90%RHStorage conditions:-20 °C~+60 °C, 10%RH~75%RHSize(L*W*H)144*55*38mmWeight149g Accessories:User's Manual, Battery, Windscreen, Carrying case, Gift boxPackage information:  1. Package: Carrying case with gift box2. Sample Lead Time: 1-3days3. Production Lead Time: 7-30days4. Warranty: two years