Large LED display: The alarm clock has a large display that can display time, date, temperature, acrylic material, mirror display, clear and intuitive, and better texture. Adjustable brightness: One-touch brightness adjustment, you can adjust the brightness according to your needs. Two power methods: Two power modes, battery power and plug-in power, 3 AAA 1.5V batteries (not included), with energy-saving mode, longer service life and stronger endurance. Voice Control: When powered by dry batteries, the display can be woken up via voice control. After 16 seconds of lighting, the screen will automatically turn off. Application: This is a great decoration for desks, bedrooms, bedrooms, houses and offices. NB: The package is the entire kit, there shouldn't be any missing parts. Please check PACAKGE before use: Package: 1*alarm clock, 1*power cord, instructions.