The League of Legends Kayn-themed high-definition wallpaper HomePage is a browser extension program that features the League of Legends Kayn as its theme. It offers a large collection of exquisite 4K high-definition wallpapers, allowing users to quickly find their desired wallpapers and set them as their browser backgrounds.

This browser extension has the following features:
- Massive high-definition wallpapers: The extension gathers a large number of high-definition wallpapers featuring the League of Legends Kayn, covering different resolutions and sizes to meet the needs of users on different devices.
- Easy setup: With just a few clicks, users can set their desired wallpapers as their browser backgrounds and adjust their size and position. The extension also supports user-defined wallpaper switching frequencies.
- Automatic adaptation: The extension supports automatic adaptation to different browsers and devices, ensuring that users do not encounter compatibility issues during use.
- Ad-free: The extension does not have any ads that interrupt users' browsing experience.
- Personalized search: Users can choose their preferred search engine for convenient information searching.
- Calendar feature: The date and time are displayed on the homepage for easy reference. Users can choose whether or not to display the current time. If this feature is enabled, users can choose between a 12-hour or 24-hour clock format to display the current time.
- Real-time weather: The weather conditions are updated in real-time. Users can choose whether or not to display the current time and weather.
- To-do list feature: Users can easily record their daily to-do lists, ensuring that important tasks are not forgotten.
- Note-taking feature: Users can easily jot down their life moments.

This product will earn revenue through Amazon affiliate, Ebay affiliate, Booking affiliate, and will also earn revenue from Bing search and Baidu search.