1、Large digital LED screen with backlight, you can see the time clearly even you are far away 2、Volume adjustment. The alarm clock with high, medium and low volume adjustable, you can choose the maximum volume to wake yourself up 3、Automatic brightness adjustment. The LED brightness of this alarm clock can be adjusted automatically among 3 levels. 6:00-18:00 point at high brightness level, 18:00-23:00 at middle brightness level, and 23:00-6:00 at low brightness level 4、Date/temperature display. 12-hour system / 24-hour system can be switched. The temperature unit can switch between ℃/℉ 5、Music alarm clock. Music makes us physically and mentally happy. The alarm clock is built-in 25 world famous music to wake us up Description: This multi-function music alarm clock is quiet when walking, safe and environmentally friendly without radiation, energy (USB plug), luminous function (do not need to turn on the lights at night). 25 clocks and music (using 135 imported bright LED lights beaded display), you can set three alarm (alarm sound adjustable size), three light mode, the product with memory function, calendar, temperature. The LED alarm clock can set three alarm bells at different time. If you didn't woke up by the first alarm bells, nor by the second alarm bells, then you need get up when the third alarm bell rings. There are six buttons on the back, and the settings can be easily fixed, even if you don't read the instructions.  Features: Large digital LED screen with backlight, you can see the time clearly even you are far away. Volume adjustment. The alarm clock with high, medium and low volume adjustable, you can choose the maximum volume to wake yourself up. Automatic brightness adjustment. The LED brightness of this alarm clock can be adjusted automatically among 3 levels. 6:00-18:00 point at high brightness level, 18:00-23:00 at middle brightness level, and 23:00-6:00 at low brightness level. Date/temperature display. 12-hour system / 24-hour system can be switched. The temperature unit can switch between ℃/℉. Music alarm clock. Music makes us physically and mentally happy. The alarm clock is built-in 25 world famous music to wake us up. Weekday alarm function. You can set the alarm from Monday to Friday, from Monday to Saturday, or from Monday to Sunday according to the needs of our work or study. Three sets of different alarm sets can be set in one day. The interval between the three sets of alarms can be adjusted freely.  Specification:  Condition: 100% Brand New Material: ABS Backlight: White, Green (optional) Function: 12/24 hour system, clock, night light, backlight, alarm, temperature, reset. Size: approx. 22 x 11 x 5.2cm / 8.66 x 4.33 x 2.05inch Package Weight: approx. 594g~600g Package Included: 1 x Music Alarm clock 1 x USB Cable 1 x Instruction Manual Note: 1. Please allow 1-2 cm error due to manual measurement and make sure you do not mind before ordering. 2. Please understand that colors may exist chromatic aberration as the different placement of pictures.