Karlsson alarm clock Block is a favorite from the Karlsson collection. Made from dark wood veneer with a LED index, the Karlsson alarm clock has a super modern look. Karlsson alarm clock Block is smart and has multiple options. He shows you the time, date & temperature and he works as an alarm clock. You can also choose to show the time constantly or make the time visible when the clock is tapped, or a sound is made. Modern alarm clock Block from Karlsson works with a USB cable that is included. The battery can be placed as a backup (3x AA). A sleek, modern and functional alarm clock from Karlsson. Dimensions: 16.7 x 2 x 7 cm. Excluding 3 x AAA batteries.