* Size: Width 11.6cm Height 10.6cm Thickness 4.6cm
                                              * Material: ABS
                                              * USB adapter 

                                          - Smart brightness control function that changes LED brightness according to time.
                                          - Alarm function, temperature and humidity display items. (Alarm set up to 3 times)
                                          - The battery is used for time-based backup, and the battery does not operate the clock.