Serenity 4K is a beautiful new 4K-video wallpaper application! It features more than 20 stunning themes, with each theme featuring breathtaking 4K video and audio and the most cutting-edge and beautiful "Desklets" ever to grace a Desktop! 4K video wallpapers include: architecture, beaches, trees, lakes, ponds, pools, fountains, fireplaces, aquariums, and more. Serenity 4K features a super efficient video-player foundation that can play full 4K videos while consuming on average 5% CPU per display. Built on tested and proven technology, Serenity 4K is the most beautiful application to ever live on your Desktop. It even works great on 3K and 5K displays as well! Features 20+ Ultra HD Themes as video wallpaper All included Quicktime videos are full 4K Includes full audio sound effects that can be optionally disabled Unlimited display support, with each display being independently customizable 4K videos include architecture, beaches, trees, lakes, ponds, pools, fountains, fireplaces, aquariums, and more Choose themes graphically with a single click Super efficient video player foundation can play full 4K videos while consuming on average 5% CPU per display Add over 30 different Desklets with a single click; with each Desklet supporting customized position, size, font, foreground color, and background color Forecast Desklets show temperature, conditions, wind speed, humidity, and pressure for the next 12 hours Works great with 3K, 4K, and 5K displays Incredibly advanced, yet super easy to use