Even the laser pointers has become a popular device, and many people worry about the device's security features. So there's nothing to worry about the safety of the laser pointer. If you want to purchase these green laser online, you should check the store's authenticity, and find the products meet your requirements. Don't trust the store unless you are sure of its credibility. When using 200mw green laser pen or lamp, you should pay attention to the safety function that must be followed. It is always safer to put a laser pen or a laser light in a place where children are not exposed to it. If you're one of them, who has the desire to use a laser pointer, but there's not a lot of information about the 3000mw laser pointer, you can choose 100mw 532nm with a keychain/lighting with a green laser pointer. Even if children are allowed to use these laser Pointers, they should be strictly supervised by their parents or adults, because they don't know how to use t