... flicker, no uniform light spot, small angle light to wall or other surface to be illuminated, no light pollution. ... : single color, multi-color, chase, running.Control method: single control, colorful control, rgb control, dmx.Beam Angle: 16°,30°,45°,60°, ... be customized.Temperature:-45-+50Warranty: 2 yearsApplication: exterior wall of Theatre, public house, exhibition centers, office buildings etc ...