RGB Light Bar FEATURES: -10 changeable patterns with 5 levels speed adjusted -Music function -LED current protection -RISC microprocessor control -Low power consumption, high intensity -Energy saving, long life -Each one controller unit can control endless tubes. -Memory of last selected pattern; -Fixation function; -Size: 300(L)x 20(W)mm -Power: DC12V APPLICATIONS: -Channel letter signs, indirect accent d閏or lighting, large area back light, decorate building's contour, substitute neon light.