Says in description 5v Input?
Specification:
Brand new
Material: Metal
Lens: Glass
Color: Blue (focusable)
Power: 2.5W / 2500MW
Wave Length: 445nm-450nm
Voltage: AC / DC12V
Power:> 2A
TTL signal input 0~5V input. (0V OFF/5V ON)
TTL Frequency: 0-20KHz
Duty Cycle: input 1%-100%
Cooling Mode...