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Needless to use additional ballast as a substitute of incandesecent bulb.
Easy to install, investment and maintenance cost.
Slight color temperature shift, high luminous efficacy (twice of the incandesecent lamps).
Long life span, the
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Needless to use additional ballast as a substitute of incandesecent bulb.
Easy to install, investment and maintenance cost.
Slight color temperature shift, high luminous efficacy (twice of the incandesecent lamps).
Long life span, the
