الوصف

*****: polyester , pvc , glassfibre 2. Size range：0.*2 m ~4.0m width*1.0m~3.0m height 3 composition：blackout fabric, sunscreen fabric, spring, upper beam 4 Mini Order：***0pcs Features 1.Day/night spring roller blinds is the best of both worlds. These style blinds are a two in one system that provides a light filtering blind for the daytime, and a privacy black out shade for night. This allows a warm filtering of light to enter your home during the day, and lets you relax in absolute privacy at night-time. ***** piece operating chain control two piece blinds open or closed ***** operation: pull the chain to roll up or just touch the down rail of blind which use the elastic force of spring to roll the blind up. ***** brake system makes the roller blind work smoothly and quietly. 5.Built-in limit switch system used for adjusting the elastic force of spring.