FM RADIO AND ADJUSTABLE VOLUME: The radio alarm clock can automatically search for stations and store stations without limitation. The audio frequency range FM76MHZ-108MHZ can be used in different countries. The digital alarm clock can be adjusted in volumethe volume level from 0 to 15, its range is 0-90 dB3 IN 1 LED DISPLAY AND SLEEP TIMER: With a 7.3 inch high definition LED screen, the electronic alarm clock can display time, temperature (0 C ~ 50 C) and humidity (20 % ~ 95%) at the same time, and it also can detect and update local temperature and humidity in real time. After the setting of the sleep timer, the radio will automatically turn off when the set time is reached3 LIGHT MODES: 3 light modes are available for the digital alarm clock. The first one is manual mode, there are 4 brightness levels that can be adjusted: off, low, medium and high. The second is night mode, the display enters low light mode at night time. The third is automatic mode, the alarm clock automatically adjusts the screen brightness according to the ambient brightness SUPER PROJECTOR AND DUAL CLOCK: The alarm clock has a rotating projector, which can be rotated 180 degrees, and the effective projection distance is 5m. The projection has 3 brightnesses to choose from (high-medium-off). In addition, we can set 2 alarm clocks and have a snooze function, 2 alarm tones. So that we indulge ourselves in sufficient sleep after a tiring day, without worrying about the delay. Very suitable for office workers and students