Your cat will love chasing this electronic concealed mouse. The toy replicates the movement of hidden prey to entice your cat and encourage play. Let your feline friend engage in a game of cat-and-mouse with this Petlinks Mystery Motion Concealed-Mouse Motion Cat Toy. The thrill of the hunt for the concealed mouse excites your cat and encourages healthy activity. The toy is programmable for 4 different settings with the push of a button. For cats Replicates movement of hidden prey to entice cat Programmable for 4 different speeds Encourages healthy activity Locate and open the battery compartment on bottom of the toy with a Phillips screwdriver and insert 3/AA batteries (not included); ensure the batteries are placed in the correct polarity (+/-); replace compartment cover Insert the mouse toy attachment securely to the male extension on the base; it will fit snugly when aligned On the top center control, twist and rotate the collar ring counter-clockwise and lift to remove it; place the fabric cover over the base and replace the collar ring; twist ring clockwise to lock and secure Press button to power on and repeat to select slow, middle, fast and random speeds; the red LED lights indicate the 4 speeds available; press repeatedly to power off Wipe outside of toy with a clean, moist towel; dry thoroughly; do not immerse in water Batteries Required: 3/AA (not included) For pets only. Contains small parts. Keep out of reach of children. Read all instructions and safety information before use. Pets should be supervised when playing with this toy. Remove toy from pet if any part becomes loose or detached. Store out of pet's reach when not in use. Do not mix old and new batteries. Do not mix alkaline, standard (carbon-zinc) and/or rechargeable (Ni-Cd) batteries. Only batteries of the same or equivalent type as recommended are to be used. Batteries should be replaced with the correct polarity. Exhausted batteries are to be removed from product. Please recycle used batteries properly. Available in a 23-1/2"L x 23-1/2"W x 3-1/4"H size *See menu selections above for sizes and styles in stock and available online.