Main features: 13 use of ultra-bright LED light-emitting tube, the soft bright light, no light flashing quickly to protect your vision, the life expectancy of up to 50, 000 hours or more. Metal stent tube design, you can adjust the lighting angle required for the wind direction and angle. The use of ultra-low-power security, the only input DC 5V, energy saving, environmental protection, noise-free. Multi-purpose design, desktop computers can link USB interface, hand-held computer USB port, HUB interface and the use of special transformer can be used directly (220V-10V, 50-60Hz) power. (Optional transformer). Lights and fans at the beginning of each independent control, soft wind fan, FAN BLADE use soft materials to the design of the human body will not cause any harm