?[Function] You need a USB-C cable and a PD charger adapter or a universal USB-A Charger adapter to charge and data sync iOS devices with this adapter. USB2.0 Data Sync Speed is 480Mbps. ?[NOTE] This adapter does not work with the following devices: USB-C headphones, USB-C flash driver & card reader, USB-C hub. ?[Professional Knowledge] You can use the high-power charger with absolute confidence to charge the low-power iOS device with this USB-C to lightning adapter cable. Such as the original Macbook charger: 96W/87W/61W etc.. Power represents a capability, how much power is actually used is determined by the device. Just like there is a lot of food on the table, how much to eat is determined by the individual, and there is no need to worry that too much food will overwhelm the living. ?[Strengthen Key Node] Designed for the harshest routines. Premium TPE & high elastic nylon built-in core wire, can withstand -50? will not become brittle. The premium nylon fabric and enough pure copper secures a 100% durable and efficient charging. The toughest industry tests is necessary: * Bending Test > 15000+ * Salt Spray Test > 48 Hours * High-Low temperature Test: -50? to +60? * Plug & Unplug Test > 15000+ ?[Learn While Buying] There are many kinds of universal USB Type-C cables, this converter supports any of the following cables: * USB-A to USB-C cables; * USB-C to USB-C 2.0 (No Emarker, Maximum power 60w); * USB-C to USB-C 3.1 (No Emarker, Maximum power 60w); * USB-C to USB-C 2.0 (With Emarker, Maximum power 100w); * USB-C to USB-C 3.1 (With Emarker, Maximum power 100w);