Use Object 1.Field travelers / climbers / explorers: For outdoor adventure, distant targets and instructions sent out distress signals to let your travel be more happy and safety, it is preferred equipment for outdoor activities 2.Amateur astronomers: Used for astronomical refers to the star, green laser shot light green line is a very beautiful. Very suitable for used in the observation of stars at night, can accurately indicate the position of the stars. 3.Mining field / construction personnel: Used for long-distance accurate instructions / buildings. Avoid close to the danger zone, Lets you live like a conductor kilometer away 4.Tour guide: Attractions for the distance instruction, no matter how many group members behind you, you can clearly see your point to scenic spots 5.Military command or exercise: When you want your subordinates shows you which direction the target in the air or in a distant hillside, you can also do hand gestures desperately? Of course not, you will be able to touch the green pen button pointing to the sky, to make your style surge. It Also can be used for the emergencies such as fire, flood, earthquake emergency site command. Buying Note 1.Due to customs prohibit send batteries, this product will not include batteries, hope you understand. 2. Avoid direct eye exposure to laser beam 3.Please don't keep open for a long time, otherwise easy to damage the light bulb 4.If you want to light match, please adjust the focal length to the largest, and then match at a distance of approximately 10cm from lamp holder, the most thin part of the light, at first might do not know how to play, but we tested it completely no problem to light match. Performance * Newest 5000mw Green Beam Laser Pointer Pen * 100% brand new and high quality * Lightweight and handy, suitable for put in your pocket or handbags * Laser light color: Green * Output power: Max 5000mw * Output wavelength: 532 mm * Press button for ON / OFF * Note: Avoid direct eye exposure to laser beam * Output mode: Constant Wave * Powered by one 18650 lithium battery(not included)