[Triple Suction Cup for Enhanced Stability] Specially designed for vehicle use, this triple suction cup base features thickened elastic resin cups and a reinforced metal structure, increasing adhesion by 50%. It stays firmly attached to smooth dashboards or windshields, even during high-speed driving or off-road adventures. [All-Metal Joint with Strong Load Capacity] Equipped with a 2.36-inch aluminum alloy double ball socket arm, it supports a static load of up to 5kg (11 lbs). The 1-inch (25mm) standard ball size ensures full compatibility with mainstream B-size socket arm systems , easily expanding support for phones, action cameras, tablets, and more. [Wide Compatibility & Smart Adaptability] Supports all standard 1-inch ball socket devices Compatible with RAM B-size double socket arm systems Suitable for temperatures from -10°C to 40°C (14°F to 104°F) Non-slip rubber ball head enables 360° secure positioning [Safe & Reliable for Worry-Free Use] Rigorously tested for harsh environments, it maintains excellent performance under extreme temperatures. The unique triangular stability structure effectively disperses shock and vibration, providing all-weather reliable mounting for your dash cams and navigation devices. (Note: Should be installed on smooth, non-porous surfaces. It is recommended to clean the installation area with an alcohol wipe before use.)