Features: Integrated Design for Greater StabilityThe suction cup is integrated with the pea pod bracket, do not loosen during use, and preventing the device from deflecting and slipping. 360 Rotatable BallheadsDual flexible ballheads design and both ballheads support 360 rotating. You can adjust the usage angle freely. With a large side knob to tighten or loosen the ballheads, stable and reliable to use. Strong Adsorption Forces3 inch small air pump vacuum suction cup with strong adsorption forces enables you to fix your devices to car sunroof, car door glass, car windshield and other glass surface stably. 1kg recommended load weight. Modular Combination for Free ExpansionWith standard 1/4 inch screw connector and comes with an adjustable phone clip and a sports camera mounting base, which allows you to use most of digital cameras, mirrorless cameras, smartphones and sports cameras on the market with this suction cup mount. Warm TipsBefore use, please ensure that the adsorption surface is kept dry, flat and clean, and the bottom of the suction cup is intact and clean to avoid poor adsorption. In the driving usage scenes, the hanging weight is recommended to be within 0.5kg. And it is recommended to use with the lanyard and check every 2 hours. Specifications: Brand: Ulanzi Model: SC-01 Material: Metal + Rubber Suction Cup Size: 3 inch Recommended Load Weight: 1kg Horizontal Load Capacity: 20kg Vertical Load Capacity: 12kg Item Weight: 208g/ 7.3oz Packing List: 1 * Suction Cup Mount 1 * Phone Clip 1 * Sports Camera Mounting Adapter