Want to buy a blue laser pointers ?

    Firstly there is 445nm dark blue and 473nm pure blue , 445nm dark blue can make as high power flashlight 1 watt ( 1000mW !) , the 445nm light beam can be seem even at night , dark blue 445nm contain some purple color , human eyes feel as dark blue . But it is very danger for daily using , it is just appear in experiment . 

   Secondly there is 473nm pure blue laser , we can make it as flashlight type now , choose as 5mW , 10mW , 20mW , 30mW , 50mW . They use different batteries , the lighting beam is hard to seem at night , but it is a very beautiful pure blue , it is much expensive so almost no people order . just appear in extreme experiment . 

    No need to compare other seller , our product price is already fair enough . We provide factory price .
    Don't know how to choose ? Just check left side  "Shop by " to find what you needs . 
    Another important thing is : Please do not point to human eyes , air plane , use it with your own discretion .  

    If you have any other question , please contact us or try left-bottom Live help , we will give you a good answer for each of them .