*3 in 1 laser key chain *red laser beam *solid brass materials *with key chain *with led flashlight *with 3pcs AG13/ LR44 batteries *tin gift box package *logo print/engrave available *CE/ FDA certificate *teaching, construction, traveling use *perfect promotional item *best gift/ advertising leader 100pcs/ctn; 37.5x32.5x21.5cm; gross weight: 10.5kgs;