Package: Alarm clock x 1 USB cable x 1 (without adapter) Instruction manual x 1 1 year warranty Feature: Adjustable Brightness: Bright, Medium and Dim(Dark enough for sleeping) Snooze Function: 5~60 minutes delayed can be set for unlimited times Memory Battery: Store time when power off,you needn't adjust time again 2 USB output ports: Charging two different mobile phones simultaneously Mirror Display: Clear enough to be used for makeup Tips: 1.The style is powered by USB,the battery is just for memory the time and alarm when power off. 2.There might be some scratches on the protective film due to long-distance transportation，please tear the protective film off before using. In case of damage to the alarm clock, please contact us, we will compensate you. 3.If you have any questions about setting, please feel free to contact us. We will be there 7X24.