Feature: 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. Specification: Item Type: Digital Alarm Clock Material: PVC, Walnut Voltage: 5V Current: 2000mA Battery: 4 AAA Batteries (Batteries Not Included) Perpetual Calendar: 2000 to 2099 Years Time: 12/24 Hours Product Size: Approx. 16.1 x 7 x 6.9cm / 6.3 x 2.8 x 2.7in Weight: Approx. 350g / 12.3oz. Package List: 1 x Digital Alarm Clock (Batteries Not Included)1 x USB Power Cable1 x User Manual