Online Version USB Electronic Clock Wireless WIFI Automatic Time Clock Module 1. After changing the distribution network hotspot, the "config-xxx" status name of the clock hotspot will always be displayed, making it easier to change the hotspot settings of the networked router. 2. You can customize the NTP clock server address 3. Added daylight saving time, 1224 hour clock, and time zone, etc. can be set directly through hotspot wireless settings 4. Digital tube WIFI clock, using 5V Micro USB power supply interface 5. Automatically adjust the time through the network every day to keep the time accurate for a long time 6. The clock digital tube supports the automatic brightness function. When turned on, it can automatically adjust to the first level of brightness after 19:00 and adjust to the set brightness at 7:00 the next morning. 7. The LED digital tube supports global time zones and can be set to different time zones. 8. Dimensions: 50.6x19.1mm 9. Weight: about 20 grams 10. Note: The online version requires WIFI connection, no timing IC, no memory battery