Linkable T5 fluorescent Lighting with Big Reflector 1,Specification:8W,14W,21W,28W,35W ... )3100-3400 6,Nano Film on the Aluminum Reflector Some models can match big or small nano ... anti-oxidation film on the aluminum reflector, improve more light efficacy. Product Feature 1, Energy ... usage of glass and phosphor powder compared to T8 lamps.5, Good Color Rendering Index6,Pre-heat function: ...