If the product you received has quality problems,please feel free to contact us,well get back to you within 24 hours.Thank you!
Size:
207*70*29mm
Measuring range:30-130dBA
Accuracy:±1.5dB(at reference sound pressure level,94dB@1KHz)
Frequency response:31.5Hz-8.5KHz
Frequency weighting characteristics:A and C weighting
Digital display:4 digits,resolution 0.1dB,sampling rate 2 times /sec
Microphone:1/2 inch condenser microphone
Maximum lock:MAX
Power:9V battery
Battery life:about 30 hours(when using alkaline batteries)
Working temperature and humidity:0-40°C,10-80%RH
Storage temperature and humidity:-10-60°C,10-70%RH
Weight:230 grams
Dimensions:207*70*29mm
Measuring gear:30-80,50-100,60-110,80-130,30-130dB
Boot time:3s
?Warranty:If you have any problem,just do not hesitate to contact us-we look forward to you