Efficiently upgrade your ultraviolet light detection. This black light will detect pet urine, so there is no need to crawl around sniffing the carpet/ floor, as well as rodent stains and deadly scorpions. It can also authenticate driver’s licenses and official ID cards. The 51 UV LED lights are 30% brighter and will pinpoint the areas with ease. It can even dry your nails!! Uses 3AA batteries (not included).