Features: 1Mobile APP control support And-roid and|S system supports remote firmware upgrade. 2. After the APP is successfully paired, the for time zone will be automatically sent to the product, and the current for time zone can be set +The for time format is 12/24 hour system. 3. Use 0.8 inch digital tube, for time + date + 6 groups of alarm clock + 8 levels of brightness adjustment. 4. Equipped with global for time zone, no matter where you are in any country, it is consistent with the for time of your own country.Automatic network for time synchronization once every 1 hour, as long as the network is continuously connected, it will for always keep track of where you are.The measured error of national or regional for time synchronization is generally within 1 second (mainly due to network delaycause 5 Equipped with a high-precision clock chip, with its own memory battery, when there is no network or no supplyIn the for case of electricity, it can ensure the accuracy of travel for time to the greatest extent. Specifications: Material: ABS Color: blue/green/white Size: 8x8x3cm Note: Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Pcs wifi for time clock.