Item No.:AK38B Product size(mm):¢F24x115 Bulb/LED type:6 x¢F5mm white LED (15000mcd) +1xred LED Battery type:2 x 3v CR123A Lithium Batteries Burn Time: 20H Feature:40Lumen;*Water Resistant*Type II Anodization *DC-DC Regulated Circuit provides Maximum Light Output throughout the Entire Battery Life Unit Package:Blister packing Product Wt(g):167(without batteries)