Green Laser Pointer

With an extended tube, it can be taken off to suit different needs.* It is used to point at any desired target on the projection screen, video, etc.* It can be used for presentation, teaching indicator, etc.* This high-quality laser pointer adopts the latest technology optics and microelectronics.* Designed with green color light, which is easier for you to find the target and out light the key point.* The copper at the end is fixed by an aluminum sheet, which avoids short-circuit.*.With a key to lock the laser to avoid power loss — when the key points at the red point~ lock (green point~unlock).8.With a star cap, it can show variable wonderful patterns at night. When taken off the cap, it is a single beam pointer pen.