1 x cree xm l2 ledcopper coated circuit board for supeior heat transfercnc aluminium heat sinkintegrated light sensor auto on offmode memory functionquick release rechargeable lithium ion battery37v 1400 mah7 modeslow battery charging and fully charged indicatorauto fully charged cut offhigh precision optical lensside visibilitywaterproof ipx484 degree total beam angle17 degree spot angledaytime flash mode 700 lumens 45 hour runtimeincludes universal bracket