Highlights: Wirelessly Connects via Bluetooth Smart, Compatible with i - OS + Android Devices, Set Time + Date for up to 10 Alarms, Vibration + Tone Alarm, Built-In Snooze Button, Rechargeable Battery Lasts up to 1 Month. Wake up the way you want with the blue Smart - Shaker Bluetooth Smart Alarm from i - This small wireless device connects to your compatible smartphone via Bluetooth Smart. Once paired you can use the Smart - Shaker app to control the alarm. Set the time date and frequency of your alarm and how you want to be woken—by vibration alarm tone or both. The vibration from the Smart - Shaker wakes you up without disturbing anyone else in the room. Just in case you're not ready to get up there is a snooze button built in. - Shaker's rechargeable battery lasts up to a month on a full charge