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3M™ Noise Indicator NI-100 NI-100

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Quick Overview

Noise indicator equipment to effectively alert workers for possible hazardous noise

Product Details

  • Hearing protection headset is especially designed to alert workers in identifying potentially dangerous noise levels and informing them when a hearing protection device (HPDs) may be required in variable noise environments
  • Just clip the small, lightweight device (.6 oz.) to a shirt or jacket and its LED will indicate noise levels when it exceeds the potentially hazardous limit
  • Red flashing LED means that the noise levels are above 85 dB. A potentially dangerous noise level so HPDs may be required to be worn
  • Green flashing LED means that the noise levels are below 85dB and HPDs may not be required to wear
  • Product includes a rechargeable battery that can operate up to 200 hours between charges
  • If the power button has not been manually powered off, the device will automatically powered down after approximately 10 hours
  • It is an effective training tool within a hearing conservation program (consult OSHA Standard 1919.95) to aid workers of the appropriate time and place to use hearing protection
  • Dimensions: 2" L x 1.4" W x 0.5" D


Item Type: Ear Plug
Manufacturer Name: 3M COMPANY
Manufacturer Part Number: NI-100
Noise Reduction Rating (NRR): 85 dB
Reusable: Reusable