Penn Plax Cat Scratching Post and Laser Toy &ndash; 360-Degree Laser Light and Scratcher Provide Hours of Fun &ndash; 20 Inches, Black 360-degree moving laser creates a fun, interactive game that your pet wont be able to enough of. Watch your kitty run around, swat and follow the light. There are 4 different speed settings allowing you adjust the activity level. You adjust the speed to slow, medium, fast or random using the button at the top of the post. Measuring 11.5 x 20 inches, this scratching post wont take up much space in your home. The adjustable safety laser allows you to put this cat toy in nearly any room, big or small. Scratching post is there to create a safe outlet for cats to stretch, mark their territory and sharpen their claws. Let them do this natural behavior on this durable toy, not your furniture. Made from wood and fabric, this pet toy is built to last. Some simple assembly is required.