4U lamp with high Luminous flux Model:SH-D4U-125 Voltage: ... Temperature:2700/6400K Lifetime:more than 8000 4U lamp with high Luminous flux SH-D4U Saving energy 80%,have ... , protect your eyes,The outer casing adopts PBT plastic with fire-proof,high-temperature-proof and UV-proof, Using ... phosphor, the lamp tube is good at color-rendering with high light effect. Better energy-saving capacity.Two color ...