However, ironically for him, he is alarmed that many green laser pointers are more powerful than they are supposed to be. Sure, you often want a powerful laser, but if you think a laser is safe ...

While it’s possible to practice by flashing a red laser pointer and watching where it ... cranks the motor as a generator and stores the small amount of power in a capacitor.

This wireless mouse is small enough to slip into your bag (or even your pocket ... and Android. The built-in red laser pointer is a fun and practical addition, turning your mouse into a presentation ...