... S1988Description: 650nm 1.5mW-4.5mWMOQ: 3000 piecesRemark: Laser light, red Molde specfication,650nm 1.5mW-4.5mW ... *Press gently the on/off bottom, laser will shoot out from the light hole *Use ... press up or down botton while playing Powerpoint *Laser Range, more than 300M For PPT, 8~15M ... and good service to you. **Its convenience for presentation,teaching,speeches,training **As you can see, we ...