The Karlsson Square Alarm Clock is a favorite from the Karlsson collection. Made from dark wood veneer with an LED display, the Karlsson clock has a super modern look. The Karlsson Square clock is smart and offers multiple options. It shows you the time, date, and temperature, and functions as an alarm clock. You can also choose whether the time should be displayed continuously or only when the clock is tapped or a sound is triggered. The modern Square clock from Karlsson operates with a USB cable included in the package. The battery can be used as a backup. A simple, modern, and functional alarm clock from Karlsson. Requires 3 AAA batteries only.