WAYLLSHINE 3 Pack Red LED Flashlight Single Mode Red Light Flashlight One Mode Zoomable Night Light Torch for Astronomy Aviation and Night Observation

Red LED flashlight is used for astronomy activities: like stargazing with telescopes, it's perfect for reading charts and making notes at the scope without affecting your night vision; It's also very helpful for night flight. Red night flashlight is also specially designed for animals' night observation. Animals are not spooked by a red light, It's helpful to find the animals in the dark without disturbing them. Red light has a warming effect on the skin and mucous membranes, stimulating blood flow, improving blood circulation, enhancing cell vitality, and reducing inflammation. This red flashlight use one 1.5V AA battery, or other rechargeable battery as the AA battery Size but the max Voltage is 4V.(Note: Battery is not included in the package) Choose lower voltage battery can help you obtain low-lumen red light and prevent the eyes from losing sensitivity to dim light in the darkness. Three red flashlights are included in the package. The Red light beam can be zoomed in and shoot more than 150 yard; The red light can be used for sending signal, for asking help, for warnings.