Built-in 4pcs N50 permanent magnets, 15 times the suction force, stable and reliableRotating shaft design, 360 degree free rotation, long-term use will not loosenUse magnetism for science without disturbing the signalExquisite and compact, not blocking the line of sightPaste in multiple locations to ensure safe driving and navigationStrong adhesion, high temperature resistance, strong and tough to tear without leaving tracesThe magnetic surface is fully covered with anti-slip silicone surface, non-slip, stable adsorption, and will not damage the phone shellCompatible with mainstream models on the market, such as for iPhone, for Huawei, for Samsung, for Xiaomi, etc.Specification:Magnet: 4pcs N50 permanent magnetsProduct material: PVC+skin-friendly soft siliconeProduct size: length 50mm*width 40mmBase material: PCBase size: length 50mm*width 29mmSquare magnetic sheet size: length 50mm*width 38mmRound magnetic sheet size: diameter 40mmThickness of magnetizing sheet: 0.4mmApplicable phone models: universalApplicable car models: universalPackage included:1 x Magnetic Car Phone Holder1 x Arc Base1 x Nut2 x Base Stickers White (Universal)1 x Round Mirror Magnetic Sheet1 x Square Mirror Magnetic Sheet1 x Round Mirror Magnetic Sheet Protective Film1 x Square Mirror Magnetic Sheet Protective Film1 x Alcohol Wipe