基本情報Model:PF-TK-72W Product Name:Space Lamp Chip:SMD2835 9V1.5W LED 168pcs, 130-140lm dual-color Frame Material:Iron powder coating, 0.3mm thickness Lampshade:PS diffusion plate Input Voltage:AC120-277V/50-60Hz Output Voltage:DC24-48V Output Current:1.2A MAX Conversion Efficiency:90% Power:30W/40W/50W/60W/72W dimming and power adjustment Power Factor:>0.9 Color Temperature:3000K/3500K/4000K/5000K/6500K Color Rendering Index:>Ra80 Luminous Flux:9000LM Efficacy:>125LM/W Service Life:30000H Working Temperature:-20℃~50℃ Relative Humidity:10%-90%RH Installation:Embedded Size (EU):595*595*35mm Size (US):603*1213*35mm External Dimensions:1213mm L x 580mm W x 35mm H Opening Size:603 x 580mm Surface Color:Bright white Inner Box Size:65*25*65CM, 2pcs/box Outer Box Size:1255*120*345mm, 2pcs/box