Internet Time SynchronizedJust connect the Bluetooth "LED CLOCK" and the digital wall clock can automatically and accurately match the time. Automatically update the date and time after plugging in, and automatically calibrate the time three times a day to ensure the accuracy of the time and avoid the trouble of manual setting. 17.2" Large LED Digital DisplayThe 17.2" large LED display has automatic dimming function, which can automatically dim according to the light level. Clear numbers can be easily read anywhere in the room. It is very suitable for teenagers or the elderly who go to school, and the simple and personalized design is also a beautiful decoration in your room.