1,Flexible,colorful 2,SMD3528,SMD5050 3,Low working voltage,high brightness 4,Energy saving,Eco- ... /group in 60 leds/m,6 leds/group in 120 leds/m,12 leds/group in 240 leds/m,5m/roll;For 5050 ... distance with a mark,no effect on the illumination5. Flexibility -- LED strip light is easy to bend and shape flexibly for unique designs ...