Observational Research Stopwatch cube Below are estimations

Below are estimations

ZL6146B Features a 3-position telescopic pole which extends from 66-Inches

Recommended Accessories: 200 mesh filter

4" Vacuum Chamber Digital Heat Pad

Dosatron water powered doser is directly installed in the water supply line

Observational Research Stopwatch cube Below are estimationsA unique stopwatch which allows the timing of a subject without disturbing it. For captive and field research, or in classrooms. Hands free operation allows for freedom of movement. The alarm is audible only through a headphone. The alarm can be set for repetitive intervals of every 0. 25 second to every hour. Two 1 100th second displays. Counts up or down to 10 hours. Ideal for multiple and simultaneous processes. In stopwatch mode, current lap time