1.RC Laser pointer 2.Used for teaching,training,speech 3.CE,RoHs,FDA ... Laser pointer 3 in 1 powerpoint presentation presenter:red laser pointer+remote control+Fn keySize:155*26* ... 22mm Color:black/silverMaterial:plastic Laser light:red laser light Output power: classII<1mW&ClassIII<5mW ... excel. Powerpoint, ACDsee, Acrobat reader ect 5.it is for teaching ,meeting .speech, traning, it means it is ...