SwitchBot Curtain, 3rd Generation, U-Rail 3, Set of 2 Brand new, unused. I tried to install them on my curtain rail once, but they didn't fit, so I'm selling them. The devices are not currently registered in the app, so the points will be awarded to the buyer. Please note that I will use recycled cardboard for packaging. No price reduction or individual sales. Please confirm the product description before purchasing.