WindFire WF-501B 1 Mode UV-Ultraviolet Led Blacklight Flashlight 395-410nm UV Lamp Torch with Features Money Detector, Leak detector and Cat-Dog-Pet Urine Detector(18650 Rechargeable Battery included) Shock Resistant & Water Resistant design, well made and bight light 1 Mode UV LED Flashlight Kit, Switch: Tail-cap press ON/OF 395-410nm UV Flashlight, a must if you have carpet and pets Checking ID Currency Passports,Checking fluorescent minerals and artificial materials Power by: 1 x 18650 rechargeable battery (included)