... .5mm x 173.5mmProduct Weight144g without battery,190g with batteryPackagingGift Box/ Color Box LED flashlight(HM-FA31)Three functions:First gear is ... be realized changing in different gears.Flashlight head design features with attack,dumb black sand surface feel good,good anti-slip ... ,survival,hiking,walking search,site inspection,security,bike using. CREE Rechargeable LED flashlight(HM-FA31)