Bissell Commercial Big Green Commercial Proshake Bagless Upright VacuumPro shake upright vacuum provides a powerful deep clean in office and retail settings 870 Watt motor is equipped with heat overload protection to help prevent damage 6 Position carpet height adjustment allows you to raise or lower the cleaning head for all floor types Reusable non stick shake out bag easily releases dust for a low maintenance cleanup 50 Foot cord minimizes interruptions and cuts down on cleaning time, allowing you to clean multiple