DUAL ALARM and LOUD SOUNDS: Alarm clock can be set two separate alarms to adapt to your different plans (alarm clock 1 and alarm clock 2). The alarm clock sounds is loud to wake you up even when you're in a deep sleep, great for heavy sleeper aldult/teens BLUETOOTH and FM RADIO: Bluetooth alarm clock with a speaker can be connected to any Bluetooth device you have, phone or computer ect. Play wonderful music for you and your family via cell phone or TF card in. Also a bedroom radio alarm clock that automatically scans for stations and saves them RECHARGEABLE BATTERY: Built-in 1200mAh rechargeable battery. A USB port on the back can power the alarm clock at any time. With a Battery backup that ensures memory of time during power failure. 12/24H format can be switched follow to your habit LIGHT UP and EASY TO READ: Alarm clock radio with a LED night light. Can be change the mode of the LED light by pressing the Set button twice; Blinking ; Calm; Turn Off (Default are blinking mode when turn on the alarm). The alarm clock digital are very bright and easy to see the time clearly SMART CLOCK and LIGHTWEIGHT: The alarm clock is easy to set, with no fiddly function keys, and can be working that just a few simple steps. Can be operated by the elderly and children. Size: 3.14(L) x 3.14(W) x 3.14 (H) inches and is small and light that easy to carry on the go Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.