Retractable Projection Screen with Carry Bag 20'' 30'' 40'' 50'' Portable Tabletop Projector Screen Mobile Movie Screen for Home Hotel School Office(30inch (4:3))

Eye-Friendly Design: This portable projection screen uses diffuse reflection imaging technology combined with a wide-angle viewing design, reducing eye fatigue from long periods of viewing and providing a safer experience
Easy to Use: The portable projection screen features a no-installation design, making it easy for a single person to operate. Its compact size saves space, and it can be stored in a corner after use (packaged with a storage bag)
Suitable for Various Scenarios: The manual projection screen is lightweight and portable, making it perfect for home theaters, indoor leisure viewing, as well as outdoor camping or travel, providing an immersive viewing experience
Smooth Surface: The surface of the projection screen is made of white fiberglass material, ensuring it is flat and wrinkle-free. The edges of the screen are finished in black, which enhances image contrast and reduces interference from external light sources
Durable and Sturdy: The projection screen features a metal casing made of hard materials, which protects the screen from damage and effectively extends the product's lifespan. The back of the screen is equipped with metal support rods to keep it stable during use