... (mm):25 4.Cooling System:TEC 5.Warm-up time:15 minutes wholesale Green laser module YNLG30-B(5V)) ... .5Applications:Laser pumping source, UV-multiplier, laser light show, laser medicine, optical disc technology, underwater optical communication, laser spectroscopy, laser marking ... such as alcohol, gasoline, etc. 2. The laser diode is a sensitive semiconductor component. Electro static discharge ...