21 30 minutes video format planetarium dome

{"cid":"91108151","title":"Flame Retardant Inflatable Planetarium Dome with 21-30 Minutes Video Format and AC 110-240V Power for Schools and Museums","imgUrl":"https:\/\/img.chinax.com\/nimg\/57\/70\/2266762e076cf9d635609506a108-200x200-1.jpg","attrs":{"Brand Name":"Sayok","Model Number":"S22020504","Minimum Order Quantity":"1","Place of Origin":"Guangdong, China","Waterproof":"Yes","Closure type":"Double Stitched","Voltage":"AC 110-240V","Inflation method":"Air blower","Inflated Length":"Greater Than 12 ft","Inflated Height":"Greater Than 12 ft","Inflated Width":"Greater Than 12 ft","Material inside":"Professional projection cloth","Material outside":"Durable oxford fabric","Diameter options":"4m, 5m, 6m, 7m, 8m, 10m","Door height":"1.6m - 2m","Capacity":"15-95 people","Air vents":"4-8","Power supply":"Plug Powered","Flame retardant":"Yes"}}