After 5 seconds of rest, the alarm will turn off, saving you from getting up. The volume is not adjustable. Put in three AAA batteries, then the alarm can work. The battery is not included. You can connect to the computer via a USB cable to choose the special music you like. It is suitable for office workers and students Contemporary and minimalist design, matches any type of room decoration. The LED display shows the time when you step on it and also acts as a night light, turning off after 20 seconds Type: Alarm Clock Display Type: LED with Number Movement Type: Electronic Thickness: 10mm Applicable Places: Office / Study Room / Bedroom Color: Creamy White Material: ABS Size: 39 x 36 x 2cm Package Contents: 2 x Alarm Clock Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.