... , ACD See, Website, Acrobate Reader etc.5.laser distance no less than 200m6.outlooking:the pen body ... use rubber and high quality painting Specifications1.laser pointer, slide changer 2.remote presenter 3. ... Custom logo,CE Color: black/silver/blueFunction: 1,laser pointer; 2,page up/down; 3, built- ... 1 Dim: 142*20*21mm Control distance : > 15m Laser distance : > 200m Battery : AAA x 1 Working voltage ...