[ FAST CHARGING and SYNC ] USB C to C Cable support output power up to 5V, 3 Amp, which is ensured by high-speed safe charging. USB 2.0 supports data transfer speed 【USB-C to USB-C Cable】: Offer rapid charging or syncing between two USB Type-C enabled devices. That means you can use it to connect your smartphone and Macbook for data transfer, or simply plug your device to a wall charger for power supply. NOTE: This is a USB-C to USB-C cable not USB-C to USB-A cable, so you need a USB C wall charger to charge your device 【Compatibility List】: This USB C to C cable can fast charge your Google Pixel 2/3/XL, iPad Pro 2018, MacBook 2016/2017, MacBook Air 2018, MacBook Pro 2016/2017 13'', Nexus 6P/5X and Nintendo Switch with the original charger