Support APP control and wifi connection: all setting can be achieved on «Gixie Clock» app, compatible with IOS and Android system. And the time will auto synchronize accurately after successful WIFI connection, no need to adjust the time manually. Countless display effects: besides time display mode switch (support 3 display modes: 1. Hour : Minute 2. Month : Day 3. Auto switch between two modes), the color of each tube is countless and can be adjusted independently as you like. Powerful functions and energy-saving: support 47 groups of worldline display, 8 groups of time, 3 groups of alarm clocks and a countdown within 24 hours. The power consumption is ultra-low to 0.8W, very environmental friendly and energy-saving. Exquisite and attractive appearance: inspired by classic nixie tubes.