Features: Large Display The alarm clock has a large display screen, which can display time, date, temperature, acrylic material, mirror display, clear and intuitive, and better texture. Adjustable Brightness Single press the UP button to adjust the brightness, you can adjust the brightness according to your needs. Two power supply methods Two power supply methods, battery-powered and plug-in-powered, 3 AAA 1.5V batteries (not included), with power-saving mode, longer life and stronger battery life. Voice Control When powered by dry batteries, the display can be woken up by voice control. After 16 seconds on, the screen will automatically turn off. Scope of application It is a great decoration for desk, bedside, bedroom, home and office. Specifications Type: Alarm Clock Material: ABS Quantity: 1 set White color Shape: Rectangle Display type: LED Power supply method: 3*AAA batteries (not included) / Plug in Size: 16*2.5*6cm/6.29*0.98*2.36in Net weight: 128g/4.52oz Package: 1*alarm clock 1*power cord (not included)