This is a WEN model 202 sander. The sander is easy to use and provides the necessary power for standard back and forth action for light sanding. It uses 6" x 2.5" sandpaper sheets or cut your own. The item is about 5.5" long x 2.5” wide x 3.75” tall and weighs about 3 lbs. With a 1.5 amps motor it is powerful enough to get the job done with low chance of tripping a circuit breaker.