The GSR/Temp 2 -- Helps You Monitor Stress & Strain -- Measures Skin Resistance And Skin Temperature -- This galvanic skin response and temperature monitor uses solid-state electronics to detect and amplify internal body activities that change with your state of mind, muscle tension and emotional level. -- Includes thermistor, thermometer for starting temperature, and meter, plus strap to keep hand in contact with unit. 30 minute cassette, earphone, 9V battery, instructions and high impact case.

$149.95

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TEACHING SERIES FOR BIOLOGY BASIC SET

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