1,projector pen, 2,pen with projector function 3,Nice promotion item 4,OEM/ODM,fast ... writing and projector when you press on/off switch.3,Pen barrel color available:Red,yellow,orange,blue,jade and white ... can make your own design packaging,polybag,white box,blister card,etc.7,Packing:1pcs/opp polybag,50pcs/pe bag,250pcs ...