16 million color gamut available . DIY your rainbow light.Various Light Modes for choose to display: Single Color / Rainbow lights / Flow lights / quick flashing / turn over...high accuracy chip.display Time and CalendarTime format: 12 hour or 24 hour (press"-" under MODE 1 to switch) (Be noted: word of "AM/PM" Doesn't display)USB power output port to charge your phone.Power port: Type-CPower: DC5V 1A or 2A (Plug is NOT included)Colour:Wood colorMaterial:plasticSize:268 x 69 x 79MMPackage Contents:1 x Nixie Tube ClockOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.