Monoprice USB 2.0 to Micro B Sync & Fast Charge Cable with Data Transfer Protection On/Off Switch - 30/20 AWG 4.5ft (1) Save when you buy the 2-Pack! FAST CHARGING via USB - The USB 2.0 Fast Charge Plus Micro USB Cable is a fast charging sync cable with large 20AWG power conductors for rapid charging and 30AWG conductors for data. SECURITY WHILE CHARGING - The USB 2.0 Fast Charge Plus Micro USB Cable has a data on/off switch that protects your device from hacking when connected via USB to unfamiliar ports for charging. Set to Charge Only as default, this cable protects your device from hacking while charging from any USB port on the planet. When you want to transfer data, just flip the switch and the cable does standard data transfer LIFETIME WARRANTY - BUY WITH CONFIDENCE Backed up by Monoprice's Lifetime Warranty, the USB 2.0 Fast Charge Plus Micro USB Cable guarantees the quickest charge so you can get back to using your device sooner. Features: Cable Length - 4.5ft; USB Type A to Micro USB; Large 20AWG power conductors for the fastest charge possible; In-line switch controls the flow of data