Reviews

It's got amazing value for the price — perfect for DIY engraving projects. The wiring is straightforward, and it runs for hours without any overheating issues.

The laser works well. However, the battery life is terrible! After fully charged, it can only be used for less than an hour under normal use.

This blue laser pointer is more powerful than any laser I have ever owned. The tiny button above the power button serves as a mode button, allowing you to select from low power, high power, and strobe mode (in that order).

Please ensure you find the keys before you throw away the packaging. I almost lost the keys!

This laser pointer is made of aluminum and feels sturdy. The green laser is very bright, and the dot it projects is somewhat larger than most, so it's easier to see. My only complaint is that the focus ring is a little loose, and after a few days of use, the focus would change even if you didn't manually rotate the focus ring. Other than that, I'm super happy with this and recommend it to anyone who has a need.

It is quite a useful laser pen for presentations or pinpointing something from a long distance. It also has a cap that disperses the light into an intersecting green kaleidoscope, which is fun to do in a field or on trees. But remember that this is not a toy, so don't go shining it at airplanes or any vehicle, for that matter.

One of my friends was amazed at the beam effect of this laser. He also wanted one and asked me where I bought it.

This yellow laser isn't high-powered, but the beam is just the proper brightness, not too harsh. The output power, size, and wavelength all match the specs. I haven't tested the waterproofing yet, though.

The 15W output power is the biggest highlight of this product. However, from the appearance, I don't think it is waterproof.

It works well. However, the laser beam is a bit scattered (the lens may be dirty).

I am a teacher. This thing is too powerful to use in a classroom. It's not suitable for me.

It worked for my needs. I was impressed with the distance capability.

This laser pointer is sturdy and durable. It has good heat dissipation performance. The only drawback is that it is a bit heavy in the hand.

I wear these safety goggles when working with an infrared laser cutter, and the eye protection is very reliable.

I assume these laser goggles offer enough protection. My "mild" complaint is that I thought I would be able to wear them over my myopia glasses, but I cannot do that comfortably.

I have tested the output power, operating voltage, and beam characteristics. I was happy with the results.

I got some of these laser diodes. They worked fine and can be powered directly from a 3V battery pack.

This laser is not only powerful but also can run continuously, so you don't need to worry about overheating. This is the best laser for the money.

It's more powerful than all other green lasers I've ever seen, so be careful to keep it away from any eyes.

It will definitely protect your eyes from the green laser, but you cannot accurately adjust the focus of the beam while wearing it, as you won't be able to see the laser at all.

I got this safety mask for my girlfriend to use with an IR laser device, and she hasn't complained about any damage to her eyes.