• Sound Level Meter possesses the following features:

  
  

  1.The digital sound level meter is equipped with APP for
  mobile phone which communicates with the meter
  through Bluetooth and offers various operations of
  sound level meter. The meter has recording function,
  up to 20,000 data can be recorded ( App is just for the
  Bluetooth version only).
  2.Sound level measurement(dBA).
  3.MIN/MAX/ Lock current value.
  4.Hold the measurement data.
  5.LCD backlight function.
  6.Manual/auto shutoff.
  7.Backlight alarming.

  
  

• Measuring Range	30~130dBA
  Accuracy	±1.5dB
  Frequency Response	31.5Hz~8KHz
  Frequency Weighting Features	A Weighting
  Resolution	0.1dB
  Working Temperature and Humidity	0~40℃，10~80%RH
  Storage Temperature and Humidity	-10~60℃，0~90%RH
  Power Source	3*1.5V AAA Batteries
  Weight	96.38g(Excluding Battery )
  External Dimension	56.1*177*36.03mm

  
  
• Please refer to the manual for details
• Windproof ball*1
  Host*1
  1.5V battery*3
  Instructions*1
  Small gray box*1
  
• 
• 

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Digital Sound Level Meter WT1357