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| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
5 functions , very powerful !!! for hiking , sea, camping , rescue
level 3 laser (powerful)
Astronomy amateurs would like to choose green laser pointer as their stargazing and celestial observation tool since green laser can emit an extremely visible beam to human eyes. It can point the star clearly and precisely in the sky
As long a the photons are not scattered and or absorbed these photons of green light will travel on forever.
Most distant object seen to date
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