Product Description Large LED display and multi-function: You can clearly see the time, even from a distance. The digital clock displays the time (12/24-hour format) and the date, and has a daylight saving time function. Thanks to the intuitive button design on the back, you can easily adjust the settings. Its simplicity makes it an ideal choice as a reliable alarm clock for the bedroom. 3 alarm modes and snooze function: Our digital clock offers four customizable alarm modes (1-5, 1-6, 1-7, 6-7) specifically for different workdays and rest days. When you need to sleep a little longer, simply press the snooze button for an extra 9 minutes of sleep. Press the UP button to adjust the brightness in two levels. The default brightness level is . DST function and memory function: The digital alarm clock has a DST function. When you activate the alarm manually, it will be set to Daylight Saving Time. This can help you develop the habit of going to bed early and getting up early. In addition, the battery has a memory function, which provides the convenience of time storage and prevents the need to reset the battery in the event of a power outage. (No battery reset is required.) Type-C/Battery Powered: This LED alarm clock can be powered by a Type-C port (included) or 3 AAA batteries (not included). The LED screen will remain solid only when Type-C-C is enabled. When running on battery power, the screen will automatically turn off after 16 seconds of inactivity. You can reactivate the screen by pressing any button. (Note: Adapter not included.) Two Power Modes The device is powered by three built-in AA 1.5V alkaline batteries, and can also be powered by an external DC 5V power supply. Thanks to the power saving mode, the device can be used for a longer period of time. You need to prepare and install 3 AA batteries (the screen will turn off after 16 seconds of inactivity and turn on automatically when a sound is heard) Or connect the USB data cable (always on) Intelligent voice control for easy wake up When the screen is only powered by batteries, you can turn it on with your voice. After 16 seconds, the screen will turn off automatically. Material: ABS plastic Single weight (including color box): 17*7.5*3.8cm