Q: 0.1 dollar get a 200mw green laser pointer — what! is it true? A: Yes, it’s true. 7 kinds of $0.1 laser pointers Product Link: https://www.lucklaser.com/index.php?main_page=product_info&cPath=31&products_id=192 Q: How to buy? A: As long as your order is over $60, you can buy it with $0.1. Q: It’s so cheap. Is the power of the ...
The use of laser pointers： Teachers / lecturers, as the laser pointer, used in classroom teaching, make you in any corner of the classroom can easily show the blackboard is definitely the teachers assistant!The laser power for this purpose is generally less than 30mW. Business people / conference speakers – for product presentations and conference ...
Foreword: Due to the current market most laser pointers are false power, causing us to be misled when buying.Laser Pointer Review will piblish actual power measurement video of each laser pointer, in order to help customers make better choices. Today we continue to measure the 532nm laser pointer.This laser pointer need one 18650 Li battery.There ...
