2U energy saving light Energy saving:80% Voltage:170-250V 50Hz Color Temperature:2700~6400K Lifetime:6000,8000,10000hrs 2U T4 energy saving lampEnergy saving:80%Voltage:170-250V 50HzColor Temperature:2700/6400KLifetime:6000,8000,10000hrs Saving energy 80%,have more than 10,000hrs life time,High luminous flux,high perfomance, stable light beam, no flashing, protect your eyes,The outer casing ...