hello i have 5 2watt rgb lasers 3 of one type and 2 of another..but but recently i have had one of each of the lasers have the 300mw greens die at 2 different gigs..they both have not been used heeps and should have lots of life..any possible ideas on what might be the issue..I use quick show for control..Then i bought a new 300mw green and installed in one of the lasers and it went at the first gig i done with it..So i am completely lost. and don't have the know how of testing them properly