&34; [Projection function] The station with projection (180 rotation) has 3 adjustable projection lighting modes depending on the desired angle and brightness. The red numbers projected on the wall or the ceiling are very clear. Warning it is easy to see the time, sleep is not affected. Optimal projection special: 2-5m. Radio-acknowledgment with adjustable volume (0-15), receiving the FM87.5MHZ108MHz audio frequency range, responds to the use of most countries in the world. FM radio with standby timer will extend automatically after the time specified (5 ~ 90min). Availability time, 2 alarm sounds (Didi-Sound & Amp; Radio) with adjustable volume to meet different needs, allow you to take an additional nap (5 ~ 60min). [Multifunction display] The LED alarm clock displays time (12/24h), temperature and humidity ( F/ C Convertible), used to identify humidity and interior temperature h. 4 brightness of the manual/automatic screen without dazzling, excellent for the elderly or visually impaired to read the time. And the screen can also be used as a house mirror or travel. [Emergency battery and USB charger] Digital alarm clock powered by sector and emergency battery. With an emergency battery, retains the internal time setting to avoid resetting the time in the event of a power failure. The USB port allows you to recharge your phone and other devices while you sleep.