[3A FAST CHARGING AND SYNCHRONIZATION]The cable is compatible with all micro USB port devices, and the maximum output current is 3A. Data sync speed up to 480MB/s. Compared to other cables that provide 5V/2.4A, the magnetic USB cable speeds things up by delivering 5V/3A of safe charging power (25% faster). [Strong Magnetic and LED Light Design]The 4ft magnetic cable is super magnetic to avoid disconnection. The LED light is designed to help you find cables more easily in the dark, and the soft light won't disturb sleep. [One Hand Operation]Magnetic micro usb cable allows you to operate the charging cable with one hand for charging on/off. It is convenient and safe to drive. It is the best choice for drivers, visually impaired, elderly and disabled. [Strong Magnetic Dustproof Function]The magnetic C-type cable is super magnetic to avoid disconnection. In addition to charging, it can also be used as a dust plug to prevent the smartphone terminal from being damaged by frequent plugging and unplugging.