ProMaster Solid Backdrop - 10'x12' - Grey 82mm At full power it has

At full power it has a short 1/1300 sec

they are included with all photogenic Soft Boxes

Too much grease attracts debris that will disrupt the seal and cause flooding

For SEA&SEA or Nauticam housings with internal fiber-optic flash triggering devices

ProMaster Solid Backdrop - 10'x12' - Grey 82mm At full power it hasProMaster Solid Backdrop 10'x12' Grey PR1870 ProMaster solid color backdrops are made from a polyester cotton blend, which makes these backdrops more opaque and less subject to wrinkles. They are perfect for any studio setup. The backdrops include a handy storage bag made from the same backdrop material for quick identification.