• Fast and efficient charging that completes the watch charge in a range of 1 to 2 hours. • Wide compatibility with Apple Watch Series 1 to 11, Ultra, Ultra 2, Ultra 3, and SE models. • Secure magnetic fastening system that ensures a stable and continuous connection on the back of the watch. • Smart charging protection against surges, overcharging, short circuits, and overheating to protect the battery. • Cable made of high-durability braided nylon resistant to more than 20,000 bends.