Sentry Industries ATC-20 is a sophisticated radio-controlled LCD clock that automatically receives and displays the precise time from the U.S.A. Atomic Clock transmitter. It features a user-friendly interface with intuitive buttons for easy setup and operation. The clock allows you to set alarms, choose between 12 or 24-hour format, and displays the current date, month, day of the week, and temperature. With its elegant design and reliable performance, the Sentry Industries ATC-20 is an ideal timekeeping solution for your home or office.