【Multi-Pattern Style】The red light has 5 different shape patterns. You can easily change different patterns with gears (Goldfish, Love, Paw, Bone and Mouse). It provides endless fun for your pets. 【Safe & Worry-Free】 Which means harmless to humans and pets, but please DO NOT light up the pets. eyes of humans or pets. You can just sit on the couch and interact with your cat using this teaser wand without running. 【Convenient USB Charging】These cat chase toys can be charged in any device with a USB port. No need to replace batteries, No need to carry a USB cable, which is safer and faster. 【Easy to Use】The pet training tool has a design sliding button so you don’t have to hold it down the whole time you’re playing with the pets. High quality stainless steel shell with anti-off tape provides more durable use. 【Easy to Carry】It is also easy to carry due to the metal clip and lanyard design . All of our products are strictly tested before leaving the factory.