... aluminum alloy casing,shockproof,dustproof,orrosion resistant2,Use CREE Q5 LED Bulb that made in USA,super high ... rechargeable batteries (option your own need)5,Diameter of head :32mm6,Length:154.5mm7,Unit weight:112g ... tail cap13,Effective visible range more then 100meter14,LED lighting color is close to nature lighting, ... ture color15,Flat plate design on the body of torch ,easy to print your logo on16, ...