Connect USB Type-C enabled devices (MacBook Chromebook Pixel Galaxy Note 7 etc.) with standard USB Type-A enabled devices (laptops hard drives power banks wall/car chargers etc.) Rated 5V at 3 Amps (15Watts) 56K Ohm Resistor: Ensuring you device is kept safe when connected The resistor prevents things like overcharge. The resistor allows the power supply and the device plugged into it to work out the correct power level. Ensuring the device does not draw more power than the plug can supply. Ideal for charging and powering USB Type-C enabled devices as well as syncing data photos and music Reversible design - easily insert the Type-C connector into any Type-C enabled device (does not matter which side is up) Charge and Sync Cable Reversible design! User friendly design allows you to plug the connector in both directions A flexible moulded collar at the end of the connector protects the internal wires from any undue stresses or strains 480mbps transfer speeds Charge and Sync Cable Reversible design Moulded ends Bi-Directional Connector Transfer Rate: 480Mbps 22 AWG Copper Cable Rated 5V 3A (15Watt) Fitted with 56K Resistor Available in black or White in a range of lengths.