... efficiency electronic ballast. T5 Energy Saving Plastic Lighting Fittings(PVC/PC) Product Description 1, Specification-14W,21W,28W,35W2, Body ... Material- PC or PVC Body, PC or acrylic cover 3, Lampholder-Anti-flaming PC plastic lampholder4, Electronic ballast--four ... traditional T8 , T10 tube.2,Good quality with competitive price;3, Instant start, ,no noise, low work temperature, low ...