Our company specializes in studying; manufacturing laser modules. It is widely used in research institutes and laboratories. It’s small in  size, long life, good stability, excellent driving circuit ，easy and safe to use, it also  can demonstrate the characteristics of the laser  vividly. The output power can be controlled by adjusting the driving current, students can operate it in person.
Adjustable Power –- Ammeter—-Laser module—-laser power meter