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Primary Concepts™ Hour Glass Classroom Timer & Noise Controller
1 ctUPC: 0085898700559
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
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