... long life,low price DM650D1 Red Laser Module Characteriscics:High-quality laser diode,optical glass lens, driver circuit and ... Dot/line/crossOperating Current: <22mA~30mAOperating Voltage:DC3V,5V,12V,24VBeam Divergence:0.1mrad ~ 2mrad Fan Angle: 10 ... 10000hoursSpot diamension: 0.5mm (thinnest) Characteriscics:High-quality laser diode,optical glass lens, driver circuit and housingHigh reliability, high ...