Durable 850 5mW 405nm 16340 Blue Laser Pointer Pen with Lanyard
Shipping & Payment
How to use: Just push the button, and then you can see striking blue beam (beam distance: 3 km) of light shoot forth. The light can point at any targets, such as photos, blackboard, video monitors, and so on.
Note: Never point at people and always avoid direct eye contact. Please keep out of reach from children, pets, and so on.
For Office and Teaching
Blue Laser Pointer
Wavelength Range / CCT
Output Power (W)
Dimension and Weight
Product Size(L x W x H)
11.10 x 2.10 x 2.10 cm / 4.37 x 0.83 x 0.83 inches
Package size (L x W x H)
13.00 x 3.50 x 3.50 cm / 5.12 x 1.38 x 1.38 inches
1 x Laser Pen
If you have any questions about this product, delivery, payment options, etc, please feel free to submit your enquiry. We will reply to you within 24 hours.
By Marcus Jun-28/2016 05:06:50
I recently purchased this product. What kind of batteries does this use?