... Power:18w tube 3.Warranty period:2year 4.Certificate:CE&ROHS&ISO9001 fluorescent tubeApplication:Used in public ground, market,office building,factory ... made by aluminium,good at heat dissipation .Low power output ,easy installation,safe,don't need maintenance, ... ,environment-friendly , CCC,CE certificated.Main features:No UV, no flickering, instant start, saves 60% power consumption comparing with the ...