DescriptionThis is a Multi-function clock, not only a alarm clock, but also Time and temperature switch display, When the battery is charged or powered by USB cable, Double alarm function, slow rising, Projection and nearly 180 degrees free rotation (display time and temperature).Feature- Color: Black- Material: Plastic.- Size: About 13.5x4x8.5cm.- Power supply: AAA*2PCS battery /DC 5.0v power supply- When the battery is charged or powered by USB cable- Time, date and week display (DCF: week in 7 languages)- Double alarm time and date/temperature and humidity can be switched to display- Projection and nearly 180 degrees free rotation (display time and temperature)- projection lamp: DC power supply: always on (when RCC receives, it is synchronized with backlight)- Made by premium material for durable use.