Alarm Clock Radio,with Usb Charging Port, Electric Clock With Brightness Dimmer,adjustable Alarm 1. FM radio and sleep timer alarm clock radio frequency range: 87.5-108MHz, you can easily find the radio frequency you like. Sleep timer Before falling asleep, you can listen to your favorite radio frequency: 10-120 minutes. 2. Double alarm clock and snooze function, alarm clock setting, the screen can display the set alarm time, you can set the weekday alarm, the alarm can choose 6 built-in and dazzling ringtones And FM, as a wake-up sound, from soft to set level .Sleep time can be extended by 9 minutes. 3. Temperature sensing function: built-in temperature sensing module, can display the external environment temperature in real time (Celsius/Fahrenheit can be switched) 4. Adjustable backlight brightness function, adjustable backlight brightness (roller stepless dimming), also can turn off the backlight, Use the scroll wheel to set your comfortable brightness. Convenient for long-distance reading. The content displayed on the screen is temperature (F / C), time and two alarm time or OFF state. 5. Dual USB charging ports: In the power outlet mode, the dual USB charging ports can charge mobile phones, tablets or other electronic devices. In battery power mode, 3 AAA (not included) Colour: Black Size: (L)106mm*(W)80mm*(H)64mm Delivery quantity: 1 piece Warm prompt: 1. As different measuring methods, it will occur 1-3 cm deviation about the items, please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding 3. Only the above package contents, excluding other products