... long life,low price DM650D1 Red Laser Module Characteriscics:High-quality laser diode,optical glass lens, driver circuit and ... 100mW,150mW,200mW,250mWBeam Shape: Dot/line/crossOperating Current: <22mA~30mAOperating Voltage:DC3V,5V,12V,24VBeam Divergence ... 10000hoursSpot diamension: 0.5mm (thinnest) Characteriscics:High-quality laser diode,optical glass lens, driver circuit and housingHigh reliability, ...