Baby IntroductionBy detecting the electromyogram (), measuring muscle activity has traditionally been used in research, however,With shrinking more powerful microcontrollers and integrated circuits powerRoad and sensors can be used for control .Sensor will measure filtering, rectifying electrical activity of the muscle output 0- volts, the output size to takeDepending on the amount of muscle activity is .Material: ABSPhoto ColorEasy to use controller detects muscle activityBaby characteristicsDesigned for MicrocontrollersSend dataBreadboard compatiblePower supply voltage: + -9V supply, minimum + -3.5VPackage Contents:1 x muscle sensor board1 x professional cable3 x disposable surface electrodeOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.