IPX5 waterproof level. You can use the blacklight in the rainy days, no need to worry about it getting wet and can't work, but don't submerge it. Support USB rechargeable, it's easy and convenient to charge the flashlight from computer, power bank, power adapter, and car. The body case of ultraviolet torch uses high-quality aluminum alloy, which greatly enhanced its heat dissipation performance, this makes flashlights more reliable and durable. Equipped with hard toughened black filter optical lens that can filter out foreign light from the environment, very little visible light, which makes the ultraviolet light purer. The blacklight torch uses high-quality 365nm UV LED as light source, it has a power output of 5 watts, which make it become professional ultraviolet flashlight for some professional use.