Feature: 1. Transparent Visualization Design: This IPS Nixie tube clock features a transparent visualization design with high transmittance quartz glass covering many areas so you can clearly see the internal components, and custom RGB backlighting for fantastic ambient lighting. 2. Aluminum Alloy Base: This desk decoration clock features an anodized aluminum alloy base with integrated CNC machining and a transparent visual circuit board decorative design for a cyberpunk scifi look. All you need to do is plug in the screen and install the glass cover in the main body, very easy to assemble. 3. Built In High Accuracy RTC Chip: This digital desk tube clock has a built in 5ppm high accuracy RTC chip to ensure accurate timing, and supports 12 or 24 hour format time display, which is easy to switch. 4. Multifunctional: This Nixie tube clock supports power failure memory, easy to switch between different use scenarios, and a variety of personalized dials, can be switched at will. The clock supports multimedia album function, with independent sound decoder chip, you can create the ambience in many scenes. 5. Full Color LCD Display: This small digital tube clock adopts a full color LCD display, which not only simulates the fascinating light of Nixie tubes, but also solves the disadvantage of the short life of traditional Nixie tubes. Specification: Item Type: IPS Nixie Tube Clock Material: Aluminum Alloy, Acrylic, Quartz Glass Battery Type: Button Battery (Inlcuded) Battery Model: CR1220 Battery Capacity: 35 mAh Size: Approx. 204 x 68 x 70 mm / 8.03 x 2.68 x 2.76 in Screen Type: 1.14 Inch IPS Color LCD Screen Screen Resolution: 134 x 240 Pixels Power Interface: Type C Input Voltage: DC 5V WIFI Standard: IEEE 802.11 b/g/h Frequency Range: 2.412GHz-2.484GHz Operating Temperature: 0-50°C Time Accuracy: < ± 5 ppm. Package List: 1 x Aluminum Alloy Base 7 x Display Screens 6 x Glass Covers 8 x Circular Stickers 4 x Soft Pads 1 x Plug 1 x Charging Cable 1 x Manual