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Primary Concepts™ Hour Glass Classroom Timer & Noise Controller

1 ctUPC: 0085898700559
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Product Details

HourGlass is a dual-function classroom management system that can be used as a Timer and as a Noise Detector. The giant display of lights is a dynamic measuring tool that can be seen by everyone in a classroom or even an auditorium.

  • 2-in-1 classroom timer and noise controller
  • Times tests, games, any classroom event
  • Too loud? HourGlass lets them know
  • Visible and audible for the entire classroom
  • Requires 4 C batteries or optional AC adaptor (sold separately)
  • One year unconditional warranty