1 SET Rechargeable Green Laser Tactical Flashlight With 2PCS 18650 Battery, Durable Aluminum Body, Green Light Engineering Indicator Pen For Indoor Teaching, Night Observation, Research Pedants & Outdoor Activities, Ideal For Camping, Hunting

Note: 1. Negative pole -- inward Positive pole -- outward 2. When the light color is turning into green from red/ orange, charging is finished. PLS Install the battery according to the battery installation method shown in the picture. Otherwise, a short circuit may occur! Warnings: 1. Avoid direct eye exposure to laser beam -- exposure to the eye can cause permanent damage. 2. The laser is bright even in normal temperatures and daylight, so it is recommended to limit it to 30 seconds or l per use to avoid heat buildup. 3. Please keep this out of the reach of ldren. 4. When not in use, it is always a good idea to remove the battery -- it is is a good way to ensure ldren do not have acss to it.