Undercover Moving Mouse Electronic Interactive Cat Toy V4 Version with Remote Controller, Timer,Suitable for Fun and Exercise for Cats of All Ages Cats gym,interactive cat toy V4 version with remote control, the cat keeps tracking for a mouse and enjoys during the running, loses weight by exercising every day.Suitable for fun and exercise for cats of all ages. 4 different speeds; Slow, Medium, Fast and Random. Multiple optional timers setting , 20min, 30min, 40min, 60min. You can customize by yourself. Unpredictable wand movement. Function indicator is available. RoHs compliant. Battery operation: support 3pcs C size or a specified Li-ion battery BL-2600 Healthy cat gym is our best gift for each cat lover, We provide worry-free 12-month warranty and intimate customer service.