Based on its file signature and naming convention, is a high-definition texture or model modification (mod) designed for a video game—most likely focused on character fidelity or environmental clarity.
In the modding world, a "v1" release is a milestone of "playable stability." It represents the point where a modder has finished the grueling process of mapping textures to 3D coordinates (UV mapping) and is ready for the public to stress-test it. Lei_HD_v1.7z
: HD mods often conflict with "Costume" mods. If you have a custom outfit installed, Lei_HD might cause "tearing" or invisible textures if they both try to modify the same character slot. Based on its file signature and naming convention,