DCF77 radio clock time with manual setting option Indoor temperature measuring range: -9.9°C to 49.9°C, outdoor temperature measuring range: -39.9°C to 69.9°C Time zone setting (-2 to +2) Date display Weekday display in 7 languages Indoor and outdoor temperature in °C/°F 2 alarm alarms with snooze function Alarms with 3 setting types: weekdays, weekends, or daily alarm Backlight Includes TX206 external transmitter 18.7W x 9.1H centimetres 2 x AA batteries