This DIY alarm clock features 15 menu settings. You can define a variety of functions via touch buttons and wake the clock with your voice. You can also define different time modes (hour: minute: second) or (hour: minute) according to different preferences. It has many types of animation effects and 16 current holiday recall functions. Features: Integrated touch function for easy operation. Large LED display to clearly show time, temperature, week, etc. Uses a high-precision DS3231 clock chip (with temperature compensation), it can always display the time accurately after being powered by a backup battery. Special dot matrix design, reminiscent of important festivals and alarm clock functions. The police, time mode, display effect, and animation effect can be switched freely. °C/°F selectable for temperature, 12h/24h time mode for time. Can automatically adjust brightness. Includes voice command and countdown function. With a transparent casing, components can be well protected. Comes with a power cable, convenient for clock power supply. Specifications: Material: FR4 Display Color: White/Red/Blue/Green (Optional) Power Supply: USB Interface Dot Matrix Size (1 grid): 2.8 x 4.2 cm/1.10 x 1.65 inches Acrylic Panel Size (1 pc): 16.6 x 4.2 cm/6.54 x 1.65 inches Package Size: Approx. 17 x 11 x 3.5 cm/6.69 x 4.33 x 1.38 inches Package Weight: Approx. 146g/5.15 Oz Package Contents: 1 Digital Alarm Clock Kit 1 USB Cable