... RoHS Applications: *commercial spot, airport, subway, cloverleaf junction and architecture field*Replacement of traditional incandescent lamp, high power effeciency.*Suitable ... when it is lighting.2. It can be used Tunnel, Football filed, Stage, Advertising Board, Gym, Stadium, Yard, Lawn, ... Garden, Park, Plaza, Workshop and so forth.3. Long working life time: 30.000-50 ...