WAYLLSHINE Scalable Blue LED Flashlight, 3 Modes, Long Range Blue Beam, Night Fishing & Detection Torch

Especially for Fishing and Hunting, Blue light makes blood easier to see in the dark Very mild and doesn't affect night vision, used to read maps and nautical charts Blue LED bulb, Max output 200 lumens, 3 switch modes: High/Low/Strobe The Blue light beam can shoot more than 150 yard. This red flashlight use one 1.5V AA Size battery, or other rechargeable battery as the AA battery Size but the max Voltage input is 4V. (battery is not included)