IoT enabled time sync and customization - Uses an ESP8266 module to automatically update time via Wi-Fi, ensuring accurate time synchronization without manual adjustments. - Display colour and brightness are adjustable with options including high, medium, low, and adaptive brightness, and colours can randomly change for a personalized aesthetic and visual comfort. Energy efficiency and convenience - Power supply: low voltage DC 5V, with an average current draw of 250 mA and a startup current up to 500 mA. - USB powered: compatible with USB power sources, making the watch portable and easy to use wherever a power source is available. Versatile display and functional features - Digital display shows time, date, day of the week, and temperature. - Time format supports both 12-hour and 24-hour modes. - Alarm functionality includes three customizable alarm sounds and four selectable alarm sounds for added personalization. Use scenarios - Bedside clock at home: keeps accurate time via Wi-Fi, with adjustable brightness and color options to suit night and day lighting. - Desk or kitchen clock: provides time, date, day, and temperature at a glance, with easy switching between 12/24 hour formats and multiple alarm options. - Portable use with USB power: ideal for travel or locations without a fixed power outlet, powered by a USB power source or power bank.