It is a LCD1602 Display Electronic Clock DIY Kit. It allows you to display the current date, time, temperature, alarm, and even switch between 12H/24H display modes in real time. The display brightness can be adjusted manually with a screwdriver or automatically with a photosensitive sensor to fit different environments. It is easy to use, has a beautiful design, and is perfect for home or office use. LCD Display:Display date, time, week, and temperature in Celsius degree simultaneously on an LCD display.It is a fun DIY electronic product that allows you to understand the circuit and learn how to solder. Automatic Brightness Adjustment: Built-in photosensitive sensor which can automatically adjust the brightness of the display screen. Users can also set 01-10 levels of fixed brightness. You can adjust the contrast of the display screen through the potentiometer on the back to change the display effect. DIY Hand Soldering, This DIY kit comes with various components that need to be installed by hand, helping to improve soldering skills and increase interest in electronics. Great for electronics hobbyists, beginners and home education. SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please contact us.We will provide after-sales service .