The acrylic housing showcases intricate Nixies tube technology while the auto adjusting lighting background creates eye catching visual depth, merging vintage electronics with modern intelligent lighting innovation Crafted from durability acrylic, this USB powered desk clock combines operations with power outage memory function, maintaining settings through interruptions without battery dependency Ideal for techs enthusiasts, retro design collectors, and modern homeowners seeking functional art pieces that enhances contemporary or vintage themed interior spaces This 4 digit IN-12 Nixies tube clock features bright breathing lights with dynamic color transitioning and a high precisions clock chip, ensuring annual accuracy within ±1 minutes for great timekeeping Perfectly complements workstations, living room shelves, or bedside tables as both a precisions timepiece and mesmerizing light display for ambients home / decor