gyro, barometer sensor কি?

Gyroscope is one kind of sensor component device which is used into camera to detect motion, into car to navigate, into robot to maintain balance, into smartphone to detect motion, shaking, orientation for playing video games, capturing moving objects with camera and among others for those kinds of detections. For details uses you can visit http://www5.epsondevice.com/en/sensing_device/gyroportal/about.html. And a barometer is a scientific instrument used in meteorology to measure atmospheric pressure. Pressure tendency can forecast short term changes in the weather. Numerous measurements of air pressure are used within surface weather analysis to help find surface troughs, high pressure systems, and frontal boundaries.