Global 360 Alarm Clock (Black) Auto-repeating countdown timer (can be turned on/off) can be set for any time interval up to 23 hours 59 minutes) Selectable 85dB audible alarm (loud, soft, or off) Strong pulse vibration (bed shaker included) Snooze button allows you to stop the alarm and be alerted again in 9 minutes Includes universal AC/DC adapters for travel