... this product:1,We supply various kinds of logo projector flashlight2,It can be projector when you press on/off switch.3,Pen ... yellow,orange,blue,jade and white, etc.4,Projector logo,ink color,printed logo can be according your request5,3×LR1120 battery ... 9kgs Our company specialized in produce various kinds of LED light pen,projector pen,projector flashlight,light up products,light up toys,promotional ...