Features of taxi roof light: 1. This taxi roof light box is with 2sides big area,idle for outdoor ads,moving on the street 24hours per day,7days per week.. Least money to reach most people,maximum effect,bring you extra thousand money! 2. Material:PP/ABS,which is no harm to human beings and environment. 3. fixed by roof rack,most steady way,easy to install,no damage to car. 4. Green-energy,LED light inside,about 10w,can be used more than 50 000hours. 5. size 1100x60x330mm, 900x60x360mm(for small cars). Carton.