THG 3200K 9W 3014 SMD LED Warm White Square Recessed Library Meeting Show Room KTV Studio Ceiling Panel Flat Downlights Bulb 720LM + LED Driver Heat Sink MaterialCasting aluminum alloy LED source: 60pcs SMD 3014 LED With 180 degree beam angle and send out light evenly High luminous efficiency,about 80%-90% light utilization rate Brighter and last longer significantly in all applications