... Viewing Angle; 4)Environment Friendly,Waterproof IP68 festival light/3528 LED Strip,3528 LED Strip Light,Waterproof LED Strip Electrical Parameters:Working Voltage ... only 10mm, 30 lights per meter, light, and power rate only 2.4 W, the standard length is 5 meters per roll ... and static gloves for the products usage. Led Strip Applications, light up colorful home life festival light/2011 NEWEST!!!