fish tank lights led 30cm/33 ledsfish tank lights led 30cm 33 leds 6W Features Bright SMD2835 LEDs with 5 colors, full spectrum LEDs and makes phycophyta vivid 3 optional control modes: All LEDs On Only Blue LEDs On Close Extendable bracket makes LED light fits different size aquariums in extendable range High quality LEDs, can be used at least 10000 hrs If one of the LEDs is not working by being misused, the others would not be affected (But other cheaper ones will be extinguished