energy saving trust(0755) 3309 3752replacement new VIRIBRIGHT LED T8 LED tubes are offered in 3 different lengths 1.2m (4 feet) 0.9m (3 feet) and 0.6m (2 feet); which are suitable for most of lighting fixtures in the commercial industrial and domestic premises. Compared with the fluorescent tube VIRIBRIGHT LED tube use 50% less power consumption and have much longer lifespan. It doesn¡¯t contain hazardous material and ballast is not needed. Please feel free to visit www.viribright.com.cn/p or www.viribright.com for more information on how you can make your home or business ¡°greener¡± with VIRIBRIGHT LED light bulbs and tubes. Matrix Lighting Limited is a subsidiary of Matrix Holding Limited. Matrix Holdings Limited was established in 1979 and has been listed on the Hong Kong Limited Stock Exchange since 1994. Matrix Holdings Ltd. has factories in China and Vietnam with a total of 20000 employees worldwide. energy saving devicewww.viribright.com.cn/p/china energy saving