Power saving cold cathode fluorecent lamps: 1,40% energy saving than normal T8 2,50,000hrs lifespan 3,CE ... ,SGS,FCC,PSE Factory supply CCFL energy saving tube lamp Technical parameters: ModelPowerSizeInput voltageInput currentFrequencylamp baseCRILuminous FluxLifespanColor ... ,museum,hospital,hotel,conference room etc.Warranty: 3 years !!! : Power saving cold cathode fluorecent tube lamps