if a large display plays the most important role for you in an alarm clock, then this product is the right choice for you, the orange-colored luminous digits are visible from afar and are easy to read even in the dark, so that you are not disturbed while you sleep at night, the display can be divided into three Regulate brightness levels, you can also use an automatic timer to set a certain period of time in which the display is dimmed to the weakest level, optionally the display can also be switched off completely, if you want to check the room temperature, switch on by pressing a button from the time the room temperature, a constantly changing display can also be set, the alarm wakes you up at the set time, but thanks to the snooze function you can still get a few minutes of extra sleep, to be able to use all the functions of the digital alarm clock, close the device with the supplied USB cable, for example, to your PC or use Si e a suitable power pack (included), if you want to operate the alarm clock exclusively with batteries, the display remains invisible and is only activated briefly when you press a button, battery 3 x 1.5 V AAA not included in the scope of delivery