Teacher, professor: used in classroom teaching, it is like a root unlimited extension of pointer, whether you in any corner of the classroom can also easily've blackboard, is teacher's right-hand man
Backcountry travelers/climbers/explorers: used for wild adventures, indicating the distance target and sent a distress signal. Make your trip more fun, is the first choice for outdoor activities and equipment
Guide: attractions for the distance instruction, no matter how many group members, behind you can clearly see you point to the scenic spot!
Quarry/construction personnel: is used for long-distance accurate instructions/buildings. Can avoid close to the danger zone. Let you km away like the scene command
Laser pointer alias refers to star pen, laser pen,light pen, hand-held laser, because of its very strong intuitive visible beam, used to indicate a function named, because of its bright light beam, miscellaneous light interference resistance is strong, and is more and more used in teaching, astronomical refers to star, fixed point orientation, etc.Is the laser lovers/amateur astronomers, the equipment of choice for outdoor activity lovers, also as a high-end gifts friends and family.