W&L / Tunnel Lighting

In order to illuminate the tunnels,people have to spend much time and money on it,Up to now;there are many tunnels of many areas are without illuminable system,This phenomenon result in many traffic accident,W&L is used to solve this problem .W&L is a design to illuminate tunnels by wind power which produced by Vehicles at high speed going through the tunnel,the wind power motivates generator of W&L to generate electricity,therefor,tunnels can illuminate by it.W&L is also used at subway system of cities .The main material of W&L is aluminium alloy which is not only portable but also corrosion prevention.