Projection Clock 2025 Radio Control with alarm (1) Supports USB charging for mobile phones (2) Projection and nearly 180-degree free rotation function (displays time and temperature) (3) Dual alarm clock function, volume gradually increases (4) 5-minute snooze function (5) Time format 12HR/24HR (6) Time, date, and day of the week display (DCF: day of the week is displayed in 7 languages) (7) Dual alarm clock time and date/temperature and humidity can be switched with one key (8) Temperature detection: -9℃～+50℃ (15℉～122℉) resolution 1℃/℉ Humidity detection: 20%～95% resolution 1% Temperature and humidity calibration time: 30 seconds (9) Backlight— DC power supply: Backlight has 4 levels (high brightness/medium brightness/low brightness/no light) Battery power supply: High brightness/on for 8 seconds (10) Projector lamp— DC power supply: Always on (synchronized with backlight when receiving RCC) Battery powered: 8 seconds on (11) Power supply: AAA*2PCS batteries/DC 5.0V power supply Specification Packaging dimensions: 14.5 * 5 * 9.5cm Packaging weight: 250g Packaging list: 1*USB power cord, 1*English instruction manual