Detailed Product Description led sign 1) Excellent visibility, even in daylight2) higher and stable performance and lower failure rate3) Super brightness can show clearly anytime4) Simple installation ,Safe to touch and clean 5) Extremely low power consumption: 3 - 7W (max.) 6) Viewing angle: 30 degrees, viewing distance: 150 - 250m 7) RoHS standard8) 1-year warranty,