Library Computer Access/Retrieval System 23rd Century (LCARS) is a computer operating system within STAR TREK chronology. This interactive and animated watch face features four interactive displays. Four interactive displays: - MAIN (hrs., min., sec., day, month, battery) - FITNESS (heart rate, steps, distance) - LOCATION (altitude, wind, air pressure) - CLIMATE (temperature, weather condition) Install now and "ENGAGE!" Official STAR TREK Watch Faces: TM & © 2021 CBS Studios Inc. STAR TREK and related marks and logos are trademarks of CBS Studios Inc. All Rights Reserved.