- Dimensions: Outer diameter of 26 mm, large diameter of 28.5 mm, and height of 26 mm (includes light beads). - Operating Voltage: DC 5V. - Equipped with the BH1750FVI digital light sensor module featuring a two-wire serial bus interface for precise optical intensity detection. - Ability to adjust LCD backlight brightness based on ambient light conditions, enhancing user visibility and comfort. - I2C communication interface ensures easy integration with various microcontrollers and systems. - Input light detection range from 1 to 65535 lux, allowing for versatile applications in diverse lighting conditions. - Spectral sensitivity centered at a wavelength of 560 nm for optimal light detection performance. Use Scenarios: 1. Smart Keyboards: Automatically adjust the backlight of keyboards in accordance with surrounding light levels, improving user experience during day and night. 2. Electronic Displays: Enhance display brightness automatically based on environmental light, ensuring readability in varying conditions. 3. Home Automation: Integrate with smart home systems to optimize indoor lighting by adjusting based on natural light, reducing energy consumption.