The store will not work correctly when cookies are disabled.
Holiday Notice: Elecrow will be on holiday from May 1-4. You can still place orders during this time. PCB & PCBA orders will be processed from May 4th, and product orders will start shipping from May 5th. Enjoy the holidays!
Such a little Laser emitter module is popular used in teaching, horizontal measurement and so on, the laser effective transmission distance can be upto 1km when drive current is 20 mA There are also laser emitters with cross spot or line sport.