... color tubeLED quantity: 144pcs,192pcs,288pcsApplication sites: school,factory,offices and stores, underground parking,etcWorking life: minimum life of more ... than 6 years,high effect,high lightness, low heat,durable and so on .2,PC, advantages of the collision will ... 10 times.4,Users have fluorescent lamp bracket,remove the starter and ballast,newly installed users, will lamps on the fixtire directly ...