Wave length: 405nm/450nm
power: 500MW/800mw/2500mw/5500mw
Electric current: below 5A
input voltage: DC 12V
Working temperature: -10 ~+40
Laser focus adjustable
TTL: 0-5v , 0v off , 5v on, TTL control the frequency

For 5.5w and 2.5w laser , the package with the power supply.