UV30: 365-370nm, 30w(Each bar is about 15w), 2 bars in package IR15: 730-745nm, 16w(Each bar is about 8w), 2 bars in package R30: 660nm, 30w(Each bar is about 15w), 2 bars in package Power cord length: 1.5m Length of wire connecting two lights in series: 0.7m You will receive 3 package, each package is with 2 bars