Model: ZHDP-COB15 high light cup power: 15W / 20W Diameter: 120MM hole: 100MM height: 116MM light emitting surface: 11MM angle: 15 degrees / 24 degrees / 38 degrees Finish: painting material: Aluminum Characteristic Description efficient LED? light, green pollution-free, no mercury, lead elements, will not emit ultraviolet and infrared? eco-friendly features aluminum heat sink, light deep, rugged? light, soft and comfortable, high color, color reproduction Well, impact resistance, anti-vibration? COB integrated light source illuminating the subject does not produce ghosting? external LED constant current drive, longer life? applies to hotels, clubs lighting