aluminum circle tube pipe 1.Certification: CE,ROHS 2.Material: Al+PC ... 120lux 54lux Features of circle led tube - Color consistency high, low-power, low-light decline, long lifespan, good ... that the lamp can keep in top working condition;- High-precision constant current drive, which can extend the LED ... case- Amusement park- Home and office lighting 2012 High Quality aluminum circle tube pipe