The RAM® Stubby™ Cup Holder Mount for Apple 25W MagSafe (RAP-B-299-4-AP-MAG-1U) is designed to integrate the official Apple 25W MagSafe Charger into the ball and socket mounting technology, making the charging disk RAM® Mounts compatible. This adapter provides a snug, secure fit for the 25W MagSafe's charging disk, allowing your iPhone 12, 13, 13 mini, 14, 15, and 16 Plus, Pro, Pro Max or later model to snap into place when aligned with the internal magnets. This mounting kit includes a RAM® Stubby™ cup holder base and B size medium length socket arm, perfect for small and medium size cup holders in your vehicle. The RAM® Stubby™ Cup Holder base is compatible with any vehicle cup holder with an inside diameter range of 2.57" to 3.5". Take advantage of your iPhone's magnetic 25W MagSafe charging abilities with this 25W MagSafe mount. This product will not support the 15W MagSafe charging disk. Not sure what wattage your charger is? Take a look at the cord! If your cord is braided, then it's 25W. If it's smooth and soft rubber casing, then it's 15W.