... , Optional memory ,Custom logo Item Name:PP-800 Laser PointerItem No.: PP-800 Product Description:1.Remote technology 433.92MHz/315MHz2.PC ... , Excel, PowerPoint, 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.Optional memory ...