Compatibility: only for iPhone 17/16/15/14/13/12 series, Samsung Galaxy S25 Ultra/S25 +/S25 with a magnetic case. For optimal charging, use the cable provided to connect to a USB-C to C charging cable with a power output of 20W; Recommended to use with official or ESR magnetic cases. Not compatible with Motorola, OnePlus and Google phones CryoBoost Fast Charging: phone-cooling fan and heat-dissipating tech combine to keep your phone cool and charging speeds at their maximum The Fastest Magnetic Charging: charges faster while navigating than any other magnetic wireless charger; requires 18W+ power adapter for fast charging, not included Power in a Snap: magnets automatically align your phone and the charger to give you faster and easier charging with magnetic place-and-go convenience Secure Magnetic Lock: powerful magnets with 1,400 g of holding force keep your phone securely in place even when driving on bumpy roads; combine with a HaloLock case for an even stronger magnetic h