Specification:

Product name:	Adjustable 405nm 5mw Purple Laser Pointer
Material:	Aerometal
Output power:	5mw
Wave length:	405nm
Laser color:	purple color
Range in darkness	500-1000m
Power Source:	2 x AAA battery(included)
Working temperature:	15℃--35℃
Working Voltage:	DC3.7V
Size:	15.5  x 1.5cm(length x diameter)

Features:
1.Portable and easy to operate
2.Serves a helpful tool in astronomic study. If you are a big fan of astronomy， you gotta have one of these!
3.a safe tool to precisely point out remote buildings to avoid dangers on the site.
4.Simply click the button then you can see the striking purple beam of light shoot forth
5.Unique High Powered purple Laser Pointer .Purple laser pointer light cigarette burst balloon burst balloon and burn match behind glass rapidly.

Package included:
1 x Adjustable Buring 405nm 5mw Laser Pointer
2 x AAA battery