Portable Digital Alarm Clock: This i-Star digital alarm clock with a bright temperature and humidity display is simple and easy to use. Featuring a large screen, this battery-operated portable alarm clock is designed for simplicity. Powered by 2 AA batteries (not included), its compact size makes it a great travel companion. It can also be used anywhere in the house. Three alarms allow you to set three different alarm hours over a period of 5, 6 or 7 days to avoid constantly adjusting the alarm according to your lifestyle. The day of the week and the date are also shown. The repeat function via touch control allows you to easily save a few minutes of sleep. The i-Star morning alarm clock has a large backlit LCD display for easy reading day and night. This way you can check the time, date, day of the week, temperature and humidity with a single glance. The touch control surface allows you to easily adjust the backlight function. The built-in sensors detect the temperature and humidity of the room, which are displayed on the alarm clock in degrees ° C or ° F. The temperature range is from -10 ° C to 50 ° C and the humidity is from 10% to 95%. Features Colour: White Type: Alarm Clocks Size: Small (1cm-25cm) Display: Digital Mechanism: Electrical Power Source: Battery Powered Features: Temperature