It is adopted with high quality ,long life laser diodes imported from Japan, can be used to laser stage light source, medical .projection, telecom ,laser range finder.

If you use it to do portable laser, pls use 4.00-5.25VDC built- in protected circuit board , and let us know .

Pls ensure you are proficient in electronics knowledge We are not responsible for the problems upon your disassembling or misusing