product Use high-strength aviation aluminum alloyThe product can light firewood, and the light distance can be up to 14,900 meters for explanation and pointing.The product is light and easy to carry, suitable for all agesLaser flashlight material: high-strength aviation aluminum alloyScope of application: when teachers are in class, when observing the starry sky at night (referring to the stars), laser magic performances, and lighting matches outdoors.Product specifications: 16CM*2.4CMBattery: 18650 rechargeable batteryVisibility of range: 1000-1500 metersmatter:1. When in use, the laser beam must not be directed at the eyes of people and animals2. Please take out the battery when not in use and put it out of the reach of children3. If you find that the brightness of the laser beam is severely reduced, please charge or replace the battery.About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact usDuring the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shoppingThanks for your cooperation and we'll make you feel satisfied.