Multifunction 3-in-1 update. This light has 3 modes, including LED light and UV light. Red light with 5 patterns can be used as interactive pet training tool. LED flashlight for lighting emergencies at home, the UV detector can be used as dog urine, pet stain and bed bug detector or coin authentication. Convenient USB charger: This cat hunts toys without the need to replace the batteries, without the need for a USB cable. Can be charged via USB port, more security and faster. Full charging only takes 1.5 hours and it can take about a week for cats to spread out. Br> TÜV certified high quality CB materials: The high quality stainless steel housing with anti-stop stripes offers a more durable use. Equipped with a metal clip, easy to take anywhere. The product undergoes strict IEC and TÜV safety tests that are harmless to humans and animals, but do not illuminate the eyes of humans or animals. Br> Cat body and psychological benefits: With gears (red dot, stars, smiley, butterfly and