1、Automatic Temperature Detection: The temperature is automatically detected, and the alarm button can be switched to automatically detect the temperature, which is convenient for viewing. 2、Three Alarm Settings: Three groups of alarm settings, suitable for different needs, can reasonably plan your life and work. 3、Wireless Charging: The alarm clock is wirelessly charged, adopts a simple charging method, and does not need a data cable connection. 4、Safe Stable: Using sophisticated production technology, the alarm clock is safe and stable, simple to operate and easy to use. 5、Brightness Automatic Switching: The brightness is automatically switched in different time periods. Enter night mode, the brightness will automatically dim, enter day mode, the brightness will automatically become brighter. 1 x Digital Alarm Clock (Batteries Not Included)1 x USB Power Cable1 x User Manual Item Type: Digital Alarm ClockMaterial: PVC, WalnutVoltage: 5VCurrent: 2000mABattery: 4 AAA Batteries (Batteries Not Included)Perpetual Calendar: 2000 to 2099 YearsTime: 12/24 HoursProduct Size: Approx. 16.1 x 7 x 6.9cm / 6.3 x 2.8 x 2.7inWeight: Approx. 350g / 12.3oz