Karlsson alarm clock Mini Cube is a favorite from the Karlsson collection. Made from black veneer with a LED index, the Karlsson alarm clock has a super modern look. Karlsson alarm clock Mini Cube is smart and has multiple options. He shows you the time, date & temperature and he works as an alarm clock. You can choose to show the time constantly or make the time visible when the clock is tapped, or a sound is made. Modern alarm clock Mini Cube from Karlsson works with a USB cable that is included. The battery can be placed as a backup. A sleek, modern and functional alarm clock from Karlsson. Dimensions: 8 cm x 8 cm x 8 cm. Excluding 3 AAA batteries.The alarm clock works on power through a USB connection. The required batteries are only for backup.