[FOCUS ADJUSTABLE & WITH DESIGN ]Zoom in/ out to adjust suitable light range. Enlarge the beam to circle the suspected area and narrow down to mark the pet's urine. The body is made [Portable size]the small UV flashlight measures approx 4x 1 inch, which support you take it any where in your pockets, will not take up much space; Equipped with a strap, the small UV flashlight can be easily attached to your bags or anywhere you want [Quality material]made of aluminum alloy, this blacklight flashlights is durable and strong, long-lasting and easy-heat-losing; Working well in rainy and snowy weather, this portable UV light detector is able to sustain temporary immersion [HIDDEN USB CHARGING PORT]Unscrew the back cover then plug directly into any USB devices such as computer,mobile power and mobile phone charger. Say goodbye to constantly replacing alkaline batteries-SAVE MONEY and ENVIRONMENTAL PROTECTION. [Multiple applications:]the handheld black light are appropriate for hotel room inspections, revealing unknown human and pet fluid stains, bed bugs, rodent contamination and hidden carpet spots that can't be detected by the naked eye<br><br>Colour:black Material:Aluminum alloy<br><br>Package Contents: 1 * Detection lamp<br><br>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.