Features: 1. fully Waterproof, IP66 2. RGB full color. 3. High quality Single LED light source 4. Can be used in Channel letter,outdoor advertising sign and backligting. 5. can display simple picture and letter, having scan effect. 6. Passed CE certification. 7.2 years warranty. A string lamp can carry out the effect of RGB full colors changing gradually,the jump,the runningwater,the chase,the scanning,writing and so on.May compose different dynamic effect of different color's character and design.Has the features of installation conveniently,high luminance,safe and energy conservation,long lifespan and weaken,maintenance freely etc,it is suitable in digital RGB illumination letters,spurts draws,channel letters,various kinds of light source of illumination facility inside.abnormal shape display,and can replace the advertising sign of neon light. Technical data: working voltage:DC5v Working Current: 60MA 1pcs LED View Angile: 90-120 degree Work Temperature:-45C-65C Power:0.3W/pc Control System:SD card Punch holes size:diameter 12mm