Specifications:

Type: M-16A405-300-G
Wavelength: 405nm
Output Power: 300mW
Power supply: DC5V
Working current: 310mA
Spot mode: DOT/LINE/CROSS
Output wave band: The visible light
Material: Aerospace aluminum
Optical portion: Focus Lens
Lens Material: pvc Focus Lens
Operating temperature: ±50°C
Working life: 8000 hours
Dimensions: ∮16MM*68MM DC cable length 1.2 m (adjustable focus)
Structural features: Aluminum shell+ Imported laser diode+ K9 glass lenses+ Constant current driver board
Can be lighter.
Lighting a match, but can not light ON over 10 minutes!