Features:*High Quality Material: Made of aviation aluminum alloy, strong and durable, not easy to break, and can be used for a long time;*Children Safety: The flashlight has a children safety lock. When not in use, you can turn the switch key to the red-dot and pull it out to disconnect the power supply;*Easy to Use: Front switch, press to power on, release to power off for easy use, external focused adjustment, easy to adjust the thickness of the light beam and the size of the spot;*Long Battery Life: The battery of this flashlight has a large capacity, is rechargeable, has a long battery life, and is easy to carry.*Multiple uses: You can also use this laser-pointer for presentations, hiking, camping and playing with pets.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementMaterial: hard aluminumSize: Length: 150mmSurfaces treatments: anodized blackSwitch mode: touch switchWavelength: 532nmStart-up time: 0.001 secondsWorking voltage: DC3.7V with key protectionRange: 2000 meters (long distance visibles to the nake eye at night)