【Waterproof Performance】 This smartphone holder has IPX4 waterproof performance, protecting your smartphone from rain and splashes. 【Installation and Operation】 With a strong magnet and a new click system, it's easy to install and rotates 360 degrees, allowing for use at the optimal viewing angle. Model: HL-69 Unused - Waterproof Performance: IPX4 - Compatible Devices: Smartphones up to 6.7 inches - Magnet Strength: Strong magnet - Pipe Diameter: 22-28.6mm - Rotation Function: 360-degree rotation