320pcs LED beads are placed orderly inside ,they are brightness, high performance, good steady and low optical loss. Lifetime can up to 50,000 hours. No more shopping for replacement light.3200-5500KBi-color adjustable &0-100% dimmable, you always can get the right light even under different circumstances. is constructed into two tube lights, each light size is 31*5cm, each tube light is 270 degree rotable design. Offering a variety of angles for your creative shots or lighting.