Includes: you receive 3 pieces of UV black light, sufficient quantity to meet your needs for daily activities; Featured portable design, the flashlight is easy to carry and store; The UV flashlight is powered by 3 AAA batteries(not included) Compact and portable: pocket-size and designs with the lanyard makes the UV flashlights easy to carry around; It's easy to use the power switch to turn on and off the UV detector flashlight, which allows for effortless one-handed operation and delivery; Equipped with a removable lanyard, you can easily carry the flashlight around your wrist, or attach it to your belt, bag, shirt or pants pocket Detect large area: the black light flashlight has 21 UV LEDs, which can provide brighter light to cover large area without weakening the light; The blacklight can pinpoint out the area, so you don't need to crawl around to sniff the floor, don't need to steam clean the entire carpet, bringing much convenience Sturdy material: the mini UV flashlight is made of quality aluminum alloy, which is sturdy and strong to use, which can be applied for a long time; In order to keep the flashlight's , if you not use it for a long time, please remove the battery Wide applications: the black UV torch can be applied for hotel room inspections, detecting pet fluid stains on carpet, floors, etc. and hidden carpet spots that can't be detected by the eye, also can be applied for authenticating currency, ID cards, and more size: 9.8cm Material: Aluminum alloy colour: black Package Contents: 3 x Detection lamp Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.