-Model:C8 -Material: 6061T Aluminium -Modes: 1 -Current: 1.5A -Operate Voltage: 3.7v-4.2V -Batteries:1 x 18650 3.7v Li-Ion battery (Dont include) -Body Color: black -ASPERICAL LENS: 43MM Lens -25.4 mm body diameter -IPX4 waterproof -Torch Size:150 x 46 x 26(mm) High Quality 365nm UV LED: Using high quality 365nm UV LED as the light source, the power output is 5 watts, which makes it a professional UV flashlight for some professional uses Black Filter Optical Lens: Equipped with a hard tempered black filter optical lens, it can filter out extraneous light in the environment, very little visible light, which makes the ultraviolet rays purer Powerful and versatile application: UV rays can reveal stains or liquids on the floor or even on grass that are invisible to the naked eye. Such as counterfeit document detection, money detection, amber and jewelry testing, pet urine, and stain detection. In dark environments, the detection effect of UV lamps is more obvious and easy to distinguish. USB Rechargeable:Support USB rechargeable, it's easy and convenient to charge the flashlight from the computer, power bank, power adapter, and car. Include rechargeable high-capacity rechargeable battery.