Smart motor can remember curtain position and distance settings. Light touch trigger: manually pulling the curtain can trigger the motor to operate automatically. Manual operation available when power is off.110V AC, three prong plug. Several pieces of one-meter-long curtain rods. Runners (eight per meter of curtain rod). Drill, screwdriver, tape, and pencil. The item "Smart Curtain Track, Wifi & Automatic Motorized Rod Alexa, Google Home & APP" is in sale since Friday, February 7, 2020. This item is in the category "Home & Garden\Home Improvement\Other Home Improvement". The seller is "homesupplier" and is located in Blacksburg, Virginia. This item can be shipped worldwide.