... tubes2Technique ProcessCutting,welding, fabricating,painting etc.3Light SourceLED modules or fluorescent tubes inside4LED FeaturesWaterproof, high lighting, energy saving, and 50.000 hours ... and CertificationCE/UL/ROHS6VoltageBased on your local Voltage request if fluorescent tubes, and DC 12V if leds, we also provide the electricity ...