T8 to T5 Convertor, Adaptor 1-Materials: AL/PC 2-Tri-Phosphor Tube 3-Energy-saving 45% 4-Power: ... No flicker, quiet, low watt start up, long life span 1.Power: 14W,21W,28W,35W2.Material: Aluminium body or plastic ... body3.Type: With reflector,with narrow reflector,without reflector4.Technical Data: PF>95%,THD<30%;PF>99%,THD ...