Laser pointer: what a bright beam
Switch This is very simple, because some laser pointers (whether they are high current, medium current or low current) have safety features, such as a key switch. If the key is not used correctly, the blue laser pointer is not allowed. This is a great safety feature for anyone with children, because they can't just pick up the laser and let it shine.
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This is a very popular feature for high-power green Laser pointer and low-power units. With the ability to focus or expand the laser beam, it can allow you to locate targets from a distance more effectively, whether it is search and rescue, construction, stargazing, military applications, etc.; many users prefer this focus adjustment option to make you more Good control of laser output and brightness. 3. Classic pen laser pointer with rechargeable battery.
2021-10-13 11:41:19
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