Green laser keychain 5mw

This green laser keychain 5 mW is more than just a gimmick, it is a true green laser, with a very good power.
Its beam keychain 5 mW laser is an intermediate power, suitable for use both outdoors and indoors.
This Keychain Green Laser 5mW is very compact and can be carried around very discreetly.
This Keychain Green Laser 5mW has a wavelength of 532 nm which gives it the green color so intense (against 650 nm for 405 nm for red and one blue).
Green is a visible color to the human eye, which makes the entire visible beam, not simply point.
To operate, it requires laser using a AAA battery (included).

Features:
1. 5mw laser pen keychain is wonderful gift to anyone from kids to adult.
2. Use your laser pointer to point any targets, it’s convenient for your daily life
3. Power saving, lightweight, suitable for putting in your pocket or handbags
4. This high quality laser pointer keychain adopts the latest technology optics and microelectronics