Jetbeam’s flat, rectangular three-in-one E26-UV Kunai pocket torch (or flashlight for those ... the E26-UV Kunai doesn’t just shine a light; it also features a UV (ultraviolet) function ...

Turning the dial left will activate the UV light and, to the right, the flashlight. The dial encircles the push button that turns the torch on and off. As mentioned above, the Olight Arkfeld Ultra ...