Display 3 1/2 digits LCD display with maximum reading of 2000. BacKlit LCD Features Test ranges: 30~130dB. According to standard: EN61672 type2 Specifications Test ranges: LO: 30~80dB MED: 50~100dB HI: 80~130dB Accuracy : /- 1.5dB(ref 94dB @1KHz) Resolution : 0.1dB Microphone:1/2 inch Electret condenser microphone Frequency Weighting : A, C Time Weighting : FAST,SLOW Auto Ranguing , Auto Power Off, Data hold, Max/Min Dynamic Range : 50dB Frequency Range : 30Hz~8KHz Dimension Size : 200x55x38mm Weight (including battery) : 290g Accessories Instruction manual, Carry bag 9V battery Orange protection cover Standards Certification: CE
