Description High Power Green/Red Laser Pointer - MILITARY GRADE - 532nm Super Strong. You can see the beam light in darkness!! Strong beam for outdoor adventure \\ indication distant target \\ issued a distress signal, etc. Are field trips. Adventure. Mountaineering. Astronomy. Mining. Construction. Military command and other spare USE NOTE: 1. Friendly reminder:The laser is high power .So it runs out of battery quickly.And please don''t keep the laser on continuously for more than 20 seconds or it will get burnt from inside easily. 2. The use of the laser beam is absolutely does not allow the irradiation of the eye in front of humans and animals! 3. Remove the batteries when not in use, put the child is not easy to get a place! 4. If you find that the brightness of the laser beam is seriously reduced Please note that to charge the battery or replace battery. How To Burning The Match: 1.Please put the laser in a dark place, and adjust the laser to the biggest spot, then you can see the light beam clearly.it is the focus poniter. 2.After you see the beam,pls put the match in the tiny and shiny place,that means the best combustion position, 3.Only if you put the match at the right position, it can burn. Specification:1. Wavelength: 532nm.2. High Power Military Grade3. Beam style continuous line. 4. Preheat time: < 3seconds. 5. Working temperature: +15-35. 6. Storage temperature: -10-40 Military Grade Laser Pointer Pen Features: 1.This is a very convenient hand-held military grade laser light, When you travel or adventure and need a pointer, it is a good choice. can also be used in laser pointer. 2.With the child safety lock, when not in the switch key to go to the red point and disconnect; 3. aviation aluminum alloy, durable; 4.The appearance of the surface treatment: anodized black 5.Start-up time: 3 seconds 6.Operating Voltage: DC3.7V with a key to protect 7.Dimensions: 25mmX155mm 8.Switch: touch switch 9.Battery: 18650/CR123 can rechargeable batteries (Not included) 10.Wavelength: 532nm; Package includes: 1X High power astronomy tactical military grade green laser pointer pen (Batteries Not included) 1 x Safety Key( without retail package )