Silver Ticket Products STR Series 6 Piece Home Theater Fixed Frame 4K / 8K Ultra HD, HDTV, HDR & Active 3D Movie Projection Screen, 16:9 Format, 128" Diagonal, High Contrast Material STR-169128-HC
Wall Mounted Fixed Frame Projection Screen (Overall Size 67.5" Tall x 116.375" Wide) (Viewing Area 128" Diagonal x 62.875" Tall x 111.625" Wide) No option for Legs or Stands with this product. Recommended for projectors with Native 16:9 Resolution
0.95 Gain Dark Grey screen surface with an exceptionally wide viewing angle at 160 degrees with no resolution loss at any viewing angle. Works great with Long Throw projectors, Not Recommended Short and Ultra Short Throw projectors.
2 3/8" heavy duty beveled aluminum frame wrapped in light-absorbing black velvet material for a beautifully crisp viewing image; Enjoy beautiful movies, pictures, and games in FULL HD, 4K / 8K and Active 3D
Quick and easy assembly with tensioning rod system ensures that you can bring cinema-quality entertainment to your home in just a few minutes. Secure top and bottom mounting brackets that allow horizontal adjustment
Before purchasing, project an image on wall to determine the size works for the projector and watch the step by step instructional video listed.

DIYmall 5 Pack HC-SR501 Pir Motion IR Sensor Body Module Infrared for Arduino
Using Potentiometer 105, output timing is from 0.5S to 200S
Widely used in:Security Products,human body sensors toys,human body sensor lighting industrial automation and control, etc
NOTE: On this retrigger jumper is a solder jumper, and you need solder it by yourself
Pls note that there is no IR emitter in this module, the principle of PIR sensor is to detect the infrared radiation emitted by the human body, it only have a IR sensor (cell)
Package Included: 5 X HC-SR501 PIR Infared Sensor