Wired Control Ceil&Wall Roller System WCRS8-Wall&celing Mounting SystemWCRS12-WAll&celing Mounting SystemPower:110V or 220VLoad:1pc Backdrop/Roller(Recommended),Maximum 3pcs/rollerMaterail:AluminumThe Motorized Roller System without Self supporting Stand includes:1. Reinforced Aluminum Roller 2. Wired Control 3.Motors 4. AC/DC Gear Motor