Universal PSU Doctor with QC2.0 Smart&Fast ChargerPro and installers now have a state-of-the-art 5v USB power supply unit that they can rely on. Simply the best USB Power Supply Unit ever! Built to last and comes with 5 years warranty Compatible with Android&Apple smartphone or tablet as well as Xbox 360, PS3, PS4 pads and many others Plug the Univeral PSU Doctor to any UK/EUR/US AC100-240v wall plug. 3 USB ports for up to 5V 2.4A available current per port. Speed up charging time up to 4 times. Android and iOS APP for monitoring. Support official Apple Sync cable or cheap cloned one. Safe charging: Protect your smartphone/tablet from malware and data theft. Enhance the quality of the electric current supplied by USB port for fast charging without harming device and/or battery.