Selling Units: Single item; Waterproof rate: IP68; Year: 2014-2016,2015-2016,1996-2005,2005-2010,2010-2016,2010-2010,2014-2014,2013-2016,1993-1996,2005-2009; Lumen: 4000lm /bulb; Packaging Detail: WE PACA S2 Led Headlight AS FOLLOW: 1: 1set S2 Led Headlight/package 2: 50sets S2 Led Headlight/carton.