The newest addition to the redlite family uses 1 high flux piranha led and 4 super bright leds providing 5 lumens making it 20x brighter than a standard tail light redlite mega has a 280deg visable light pattern upto 1 mile 2 aaa batteries provide a maximum run time of 100 hrs features 1 high flux piranha red led 2 yellow and 2 red super bright leds 5 modes constant blinking sequence 1 sequence 2 hybrid blinking bulb