The 6" Pump-active suction cup car camera can be firmly adsorbed on any smooth surface, and keep in place even in the high-speed movement. The pump-active suction cup has more suction power and safer than lever lock cup. Strongly weighing up to 100kg, supporting the DSLR firmly. With specific removable 1/4” and 3/8" ball head Panorama Scale, compatible with any camera, such as sports camera, camcorder, waterproof cameras and DSLR cameras. 360 degree rotation ball head design ensures 360 degree shooting perspective，and 180 degree Panorama Scale help you take a full panorama picture. The car suction mount is easy to install. Place it on a nonporous, smooth, dry surface and pump the plunger a few times until the cup attaches completely. The Red-Line Indicator Warns User of Any Vacuum Loss. When it shows less than 100% vacuum left, simply pump the plunger until you reach the original vacuum pressure. With suction cup camera mount system which can be attached to any horizontal or vertical, flat or curved surface, such as attached easily to ceramic surfaces, car windshield, plate glass door, car window, and metal roof etc. With universal 1/4 inch screw and 1/4" to 3/8" screw, it fits for DSLR, GoPro Hero 7, 6, 5, 4, 3+, 3, 2, 1, Hero 4 Silver, Hero Session, Nikon series, Canon series and most digital cameras. Also great for support sections on larger rigs.