I'm new to lasers and I was wondering how do I build a laser driver for a 6000mW diode, such as this one 808nm 6w 6000mw Laser Pumping Laserdiodin - Buy 808nm 6w 6000mw Laserdiodin,Laser Pumping Laserdiodin,Laser Diode Laserdiodin Product on Alibaba.com, and use a standard Duracell 9v battery...