Model number PF- 2HCBDG9 9W Lamp Holder/Base 2G10 4Pin Material Al and +PC Color Temperature 2800-3500K,4000-4300k,5500-6500k Input Voltage 100-265V/50/60Hz(with external driver) LED Chip Brand LUMENMAX made in TaiWan LED Qty SMD3014 72PCS Lumen flux 680Lm Power Factor 0.95 Conversion efficiency 83 Working temperature -20~+50C Life-span 30000hours Beam angle 120 degree Length 180mm External Power Supply size 340x220x200mm/50PCS/ctn Product weight 0.3kg Certificate CE&ROHS