Features: Brand new and high quality Control high voltage devices effortless This expansion module empowers you to easily manage and operate high voltage equipment. Wide compatibility for seamless integration for a ranges for RPi models, this expansion module seamlessly integrates . Suitable for technology enthusiasts Designed for individuals passionate about technology, this expansion module offer a convenient solution for managing different devices. Versatile usage in various scenarios From home automation to advanced projects, this expansion module enhances the functionality of your devices, providing a reliable and efficient solution. Personalized settings for optimal experience Customize the LED and fan settings independently, ensuring a comfortable and tailored experience according to your preferences. Specifications: Material: PCB Package Includes: 1x Power RelayBoard note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.