be switched, with the time error compensation function. Temperature Measurement: Support to measure and display the current temperature, with temperature correction function. And the two temperature units of and can be set. (Note: Because the product itself generates heat, will affect the accuracy of temperature measurement, the greater the brightness, the greater the impact). Brightness Mode Adjustable: A total of 4 adjustable brightness modes are designed. The adaptive brightness mode, low brightness mode, medium brightness mode, and high brightness mode can be adjusted according to your usage needs. In the adaptive brightness mode, the brightness of the clock automatically changes according to the ambient light intensity. Alarm Clock Function: Three sets of independent alarms, four alarms to choose from. All support daily ringing, Monday to Friday ringing, Monday to Saturday ringing to meet different needs. With alarm function (can be closed). DIY Kit with Complete Accessories: This product is a DIY kit, with complete accessories, you need to weld and assemble it by yourself. Includes a passive buzzer for music playback, a thermistor for sensing the ambient temperature, and a photoresistor for automatic brightness adjustment. Used for learning and understanding the manufacturing principle of digital tubes, suitable for electronics enthusiasts, etc. Specifications: Name: Clock DIY Kit Material: printed circuit board+elements+plastics LED Color: red, green, blue, and pinkcolor (optional) Battery: 1 * CR1220 button battery for power failure memory (NOT included) Power supplying: USB 5V Item size: 165 * 50 * 21mm / 6.50 * 1.97 * 0.83in Item weight: 112g / 3.95ounce Package size: 165 * 80 * 50mm / 6.50 * 3.15 * 1.97in Package weight: 120g / 4.23ounce Packing List: 1 * Clock DIY Kit