The Fenix TK 25 UV flashlight has six lighting modes. The UV light is a particularly noteworthy property. This can be switched on by turning the lamp head. The wavelength of the UV light is 365 nm. UV light is suitable for examining minerals, certain liquids become visible. It can also be used to check whether a bathroom has been thoroughly cleaned.
The burn time in this mode is given as 6h 25min. A detailed description of the possible uses of UV light can be found on the Internet. The strobe or strobe function is useful for attracting attention or communicating its position.
The normal light modes are turbo with 1000 lumens for 2 hours and a range of 225 m, high with 300 lumens for 5 hours and 20 minutes. and a range of 124m, Med with 100 lumens for 22h 20min. And a range of 75m and low with 14 lumens for 110h and a range of 25m.
The intensity is given from turbo to low in the unit candela with 12650 cd, 3840 cd, 144 cd and 160 cd. To adjust the brightness, the small switch is pressed.
The respective setting then remains when the large switch is actuated. To switch on the strobe, hold down the small switch briefly.
The flashlight is powered by a 18650 lithium battery with 3.6 V and 12.6 Wh. The battery is charged via a micro USB port with 5V/1A.
Shocks from a height of 1m are coped with and the IP68 certification allows submersion in water up to 2m.
The scope of delivery includes the flashlight, a tether, a spare sealing ring and a clip. With the supplied holster, the flashlight can be carried safely on a belt or Molle systems. In summary, the lamp is a great robust flashlight for every use.