BESTSUN 2 Pack Red Light Flashlight, Night Hunting Red LED Flashlight, Bright Adjustable Focus 300 Yards Long Range Red Varmint Predator Hunting Light for Night Vision, Astronomy, Aviation, Detector High power one mode red LED flashlight: 1 switch modes(On/OFF), 1 mode 200 lumen LED flashlight red light, scalable LED red light for more than 300 yard red light beam. Human's eyes are sensitive to the red range of light, but animals are not, so this bright Red LED flashlight is great tool for hunting. Flashlight red light is specially designed for astronomy enthusiast, It's a nice night-time astronomy accessory, illuminates nicely while preserving night vision. Designed to mount on certain hand pistols, rifles or shotguns with mounting equipment, for sending signal, for asking help for warnings with red light. Super pocket size, bright,Skid-proof design & waterproof design, Focus adjustable, Battery Configuration: 1x 18650 battery,or 3x AAA battery (battery is not included)