direct diode 180mA at voltage 3V reliability and stability up to 98% + ISO9001:2008; SGS; FDA dot, line, cros 0.1-40mW Industrial green 520nm laser diode moduleDIRECT GREEN LASER DIODE, NOT THE DPSS!!!HIGHER STABILITY, LESS POWER CONSUMPTION, COMPACT SIZE, MORE APPLICATION AVAILABLE! Application:Industrial Instruments and EquipmentsWild Explore InstrumentsMilitary Instruments and ...