C210 Yesido Zinc Alloy 360 Incremental Rotation Dual Ball Head Design Metal Car Magnetic Phone Holder. HPS offer 0.5J/1J/2J/3.5J/4.8J(AC/AC&DC/SOLAR).FeaturesMaterial: Zinc Alloy + Silicone + Magnets(4PCS).Rotating Clamp Arm.360 degree rotating.Pasting Using.