Hour Glass 2-in-1 Classroom Timers and Noise Controller

Visual and audible for the entire classroom. Can be used as timer and noise detector.
https://theclassroomstore.com/products/Hour_Glass_2_in_1_Classroom_Timers_and_Noise_Controller
Visual and audible for the entire classroom. Can be used as timer and noise detector.
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141.80

Visual and audible for the entire classroom. Can be used as timer and noise detector. The giant display of lights is a dynamic measuring device that can be seen by everyone in the classroom, auditorium or lunch room. Requires 4 “C” batteries or AC adapter both sold separately.

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