Materials: High purity aluminum reflector and heat body; single high powerful LED light source; high efficiency imported LED driver. Application: Entrances, show centers, stores and other general lighting or partial lighting; markets, banks, hospitals, restaurants, hotels and other public lighting. Technical Specification: Power (W) :10-30 Frequency(V):50HZ-60HZ Operating Voltage(V):AC85-265,DCD12V/24 LED Lighting Efficiency(Lm/W):60-80 Power Supply Efficiency(%):>90% Power Factor:>0.98 Color Rendering Index(Ra):>80 Color Temperature(K):2700-7000 Ambient Temperature(¡C):-40-55 Life Span(hrs):50000 IP Rating(IP):IP20 Weight(Kg):1.8