Manual wall projection screen, with 360 ¡ã or pull the stop device, you can drop down projector screen to any position required, gently put, can be automatically locked, hand portable, flexible; shell spray processing, Shell color options; bead curtain, white plastic curtain optional; specifications 1:1,4:3,16:9, special specifications can be customized; packaged with corrugated boxes for packaging, the use of honeycomb as lined, to undertake foreign OEM