... in USA,Japan,China,Europe 4.Using for decoration Colorful led circular tube use for decorating buliding Color changing just like ... :Length: 100cm (or150cm. 50cm,30cm), Diameter:5cm (or 3cm, 5cm) LED Quantity: 144PCS/meter Consuming Power: 10W Color:RGB, Yellow,Blue ... digital tube can be separately controlled or under interlinked control. Project 1:BridgeProject 2:City in night Our factory:Hello,dear ...