1.Ready for all your needs: it is a necessary multifunctional UV light torch in your life. 1) Daily use: pet urine detection, ringworm, bed bugs, hotel, fluorescent check; 2) Outdoor use: find scorpions, amber, insects, minerals, blood tracking, rock hunting, such as yooperlites, sodalite, flint; 3) Professional use: resin curing, a/c leak detection, detection of counterfeit money, licenses, ID, Glass, etc. 2.USB rechargeable black light: The UV light is battery operated and can be used for up to 46 hours. The product requires a 18650 battery (especially note that the product comes with a charging cable and no battery). 3.Highquality aluminium alloy shell: the housing uses a highquality aluminium alloy, which significantly improves heat dissipation performance, making the black light more reliable and durable. 4.Powerful multifunctional application: the UV can reveal stains or liquids that are invisible to the naked eye on the ground or even grass. For detecting fake documents, money checking, amber and jewelry detection, pet urine and stain detection.