1.Double USB ports: Allow2 2 devices to be charged at the same time, automatically detects your devices to deliver optimum charging speed, provides plenty of power to 2 devices.
2.Output: 5V 2.1Amp, best replacement for original charger.
3.Safe & Quality Reliable: Intelligent circuit design protects against short circuiting, over-heating, over-currents, and over-charging. Charging stops when battery is full.
4. Portable Size: ideal for travel.