Specifications:
*Measuring range: 30dBA~130dBA
*Accuracy: ±1.5 dB
*Frequency range: 31.5Hz~8.5KHz
*Frequency weighting: A
*Resolution: 0.1dB
*Microphone: 1/2 inch electret condenser microphone
*Power supply: 3*1.5V AAA Battery (not included)
*Operating condition: 0~40 10~80%RH
*Storage condition: -10~60 10~70%RH
*Weight: 84g (without battery)
*Dimension: 50*33*159.5mm