... light output and high quality b)Excellent CRI by using tri-phosphor c)All tubes are light distribution d)Longer life ... /PBTG Optional Color Temperature: 2,700K/4,200K/6,500KH Tri-Phoshor, Halogen, MultcolorTrade terms1. Payment: T/T, 30% deposits before ... your requests4. Discounts are offered based on order quantities 2U tri-color phoephor Energy Saving Lamp