This is a compact, super-bright LED flashlight with UV function from XTAR. The Cree XP-G3 LED has a maximum output of 500 lumens and a runtime of up to 4 hours in continuous operation. The 3 UV LEDs have a wavelength of 365-370 nm. The integrated LiPo battery is charged via USB-C.

Operation: The flashlight has 5 different modes plus the UV function. A single press turns the light on. A short press cycles through the 5 different modes: 2 lumens, 50 lumens, 150 lumens, 300 lumens, and strobe. A long press turns the light off and saves the mode. Double short presses turn on the UV LEDs. To activate the turbo mode (500 lumens), hold the button down.

Documentation: XTAR T1-UV user manual.