NOTE: This infrared flashlight is not like a normal flashlight, its light is invisible to the naked eyes that you meed to use professional night vision device ( night vision scope/monocular/infrared cameras/goggles ). It’s a night vision compatible flashlight.SUPER BRIGHT: This light is easily visible with night vision equipment and super bright on infrared that can light things up 200 meters/656ft away.SINGLE MODE: Simple design, just turn it on and turn it off, there is no various modes.COMPACT & STURDY: Dimension of this infrared flashlight is 4.72 x 1.06inch, this decent size makes it fit well in hand perfectly when it is not mounted. And the quality aluminum alloy makes this 940nm ir flashlight drop-resistant, wear-resistant and scratch-resistant, more durable.ADJUSTABLE FOCUS: Easily adjust its focus by sliding the front of flashlight for flood lighting and spot lighting.APPLICATION: Hunting, indoor photography fill light, scientific experiments and more.