... , long life,low price DM650D1 Red Laser Module Characteriscics:High-quality laser diode,optical glass lens, driver circuit and housingHigh ... 0.6mrad Operating Voltage:DC3V-5VOperating Temperature:-10°C~70°CStorage Temperature:-30°C~80°CDimensions: Φ6.5mm ×18mm,Φ9mm × ... up time5 mintuesOperating temperature10-35°CStorage temperature-20-60°C(<90% relative humidity, non-condensing)Expected life time10 ...