5mW Green Laser Pointer Pen 532nm Wavelength Astronomy Grade Laser Beam 2 Mile + Range

Green laser is the most sensitivity light source for human naked eye, the harmful is less than red laser 60% upwards for the body, can using military sights, teaching indicator, lighting decorating, also can using such light source process malady therapy.

Features:

* This laser pointer is significantly brighter (about 50 times) than a red laser pointer, utilizing the very latest in green laser technology.
* The brightness and green color comes from using a wavelength of 532 nm, this also makes it more noticeable than other laser colors.
* 100% Brand new high quality product.
* Easy to used.
* Wavelength 532 (nm)
* 100% Brand new high quality product.
* Distance range : >2000m
* Operation Lifetime: 5000(hours)
* Cautions: Avoid direct eye exposure to laser
* Output Power <5mw (class IIIb)
* Operation Current: <250ma
* Starting Current: 2.3v
* Switch Push Button
* Easy to used.
* Weight: 200g