Features： 1、Motion Activated: Built in advanced object motion sensor, when catching cats, dogs, pets, kitten moving around, the toy would intelligently activate. 2、Rechargeable Large Battery: 1200mAh USB rechargeable large capacity battery is included. Fully charged can work for a long time. 3、Easy To Install: It can be installed on wall, window, closet. This smart cat toys interactive will free up your hands, make cat exercise healthy and active. 4、Fast And Slow Modes: 2 modes available with one button. Quickly press the button to switch speed. If you want the point to move faster, you can set the product higher. 5、Interactive Cat Toys: If your cat is excited about moving red dots, you can try this automatic cat toy, which stimulates the natural hunting instinct of cats. Specification： Item Type: USB Motion Activated Cat Toy Material: ABS Weight: Approx. 251g / 8.9oz Battery Type: Lithium Battery (Shipped With Built In Battery) Battery Model: 18650 Battery Capacity: 1200mah Product Size: Approx. 11x6.8cm / 4.3x2.7in Package List： 1 x USB Motion Activated Cat Toy 1 x USB Cable 1 x English Instruction Manual