Digital radio alarm clock with projection of time, alarm time, date, and temperature, optionally with wall or ceiling projection. The time projection can be adjusted by 180° and can be projected onto the ceiling or wall. Thanks to the focus ring on the radio clock, the projection sharpness can be individually adjusted depending on the ceiling height or distance to the wall. The time zone can be manually set if the DCF time differs from the time zone. Two alarm times can be programmed, which is practical if two people wake up at different times. The speed alarm wakes heavy sleepers with an increasing alarm tone tempo. DCF radio clock with automatic time adjustment to the most accurate clock in the world. Switch between local time and another time zone with a toggle. Wall/ceiling display: choose between two projection modes for time or time/temperature alternately - easily switch with the press of a button. Easy to read: the desired display appears in red text on the ceiling or wall. Continuous projection: always know at a glance what time it is (when powered by mains). Short time display at the push of a button: activate projector for 5 seconds (battery operated). Clock/calendar/alarm function: time switchable between 12/24-hour format. Alarm function and snooze function. Date display (weekday, day, month). Weekday display in 5 languages: English, German, French, Spanish, Italian. LCD display with blue backlight. Thermometer: switchable between degrees Celsius and Fahrenheit. Indoor temperature display: 0° to +50°C. Consumer note: For battery operation, you will need 2 AAA Micro batteries.