AM/FM alarm clock radio includes back up battery Easy-to-view red LED display 12 or 24 hour clock options Back up battery for accidental unplugs 12 or 24 Hour Clock AM/FM Radio Battery Back Up LED Display Type 1 Number of Alarm Settings Snooze Wake up to Radio or Buzzer Wire Antenna 12 Months Every new Kambrook model is tested in Australia by our engineers for safety, durability and performance.   That is our guarantee.