Durable Aviation Aluminum Alloy Construction: Crafted from aviation aluminum alloy, this laser flashlight is robust and long-lasting, ensuring reliable performance in various environments. The sturdy material provides durability for extended use without compromising on quality or functionality. Adjustable Focus Spot Size: Featuring external focus adjustment, this laser flashlight allows easy customization of the light beam's thickness and spot size. Tailored to your needs, this feature enhances precision and versatility in different scenarios, offering optimal visibility and control over the light output. Long Battery Life with 18650 Battery: Equipped with an 18650 battery, this laser flashlight boasts a large capacity for extended usage durations. Enjoy prolonged battery life to support your activities without frequent recharging, ensuring uninterrupted illumination when you need it most. High-Power Green Laser Beam Visibility: Experience a focused, intense green laser spot beam that reaches up to 2,000 meters at night. With exceptional visibility even in daylight, this high-power laser pointer ensures clear pointing. Introducing our high-quality green laser flashlight, crafted from aviation aluminum alloy for exceptional durability. Easily adjust the light beam thickness and spot size with the external focus adjustment feature. The included 18650 battery offers a large capacity for extended battery life. The convenient long-lasting tail switch allows for easy operation, keeping the light on when pressed. Designed with a high-quality aluminum alloy shell and anti-slip features, our green laser flashlight offers a comfortable grip that prevents slipping. The portable pen clip and strap ensure easy carrying and minimize the risk of misplacement. An anti-touch clip adds an extra layer of safety by preventing accidental switch activation. Item Name: Laser Flashlight Material: Metal Function: Tabletop Light, Driving School Light, Pointer, Travel Companion Surface Treatment: Anodized Black Battery: 18650 Rechargeable Battery Wavelength: 532nm, 405nm, 650nm Startup Time: Less Than or Equal To 0.001 Seconds Working Voltage: DC3.7V Range: 2000 Meters (Long Distance Visible to The Eye at Night) Features: Green Laser Beam, High Power, Adjustable Focus Size Details: Size: 15.3cm x 2.4cm (Approx.) Notes: Due to the light screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: A Green, A Red, A Blue: 1 x Laser Flashlight or B Green, B Red, B Blue: 1 x Laser Flashlight 1 x Battery