Pressure control technology monitors sanding pad pressure applied for optimal finish. 6.0 A of power sands any type of wood surface. Micro-filtration captures and contains fine dust particles. Auto track belt alignment keeps belt centered. Vacuum compatible - fits standard 1-1/4 In. vacuum hoses. Flush edge sanding sands right up to the edge for maximum capacity. Single lever belt changes. On/off trigger with lock-on button. Double insulated 6' cord.