Aukey 4.2A High Power Dual USB Car Charger

AI Power: Maximized the Capability and Charging Speed.

USB port are different according to different manufacturer, and standard USB port only compatible with most of the devices and charge them at its max speed. However, with AI Power technology, each port intelligent detects and identifies your mobile devices, offer the max charging speed for them (Up to 2.1A).

Dual USB ports

With 20W 4.2A output, the Aukey dual-port USB car charger can simultaneously charge two tablets or two smart phones at full speed. It is easy to use and compatible with both Apple and Android devices and most other USB charging devices.

Elegantly portable

Simple and compact (2.68 x 0.89 x 0.87 in / 0.69 oz) design, it is among the smallest and lightest USB car charger with 4.2A output in the market with dual USB output. With the elegant and handy shape, it is – we are sure – pleasant to carry.


With the over-heated, over-current, over-charging protection circuit, our car charger protects your phone and tablet from any harm from the unsteady voltage in the car when charging. So let the charging go itself, just keep your eyes on driving.

Popular Compatible Models (Charging cable not provided, please use your device’s original cable):

Apple: iPhone 5S 5C 5 4S 4 3GS; iPads and iPods (all of them) @1A to 2.1A Max

Android Phones: Samsung Galaxy S5 S4 S3 S2, Galaxy Note 3 2, Nexus 4, Nexus 5, Nexus 7, Nexus 10, Motorola Droid RAZR MAXX, HTC One X V S; All Android models @1.A to 2.1A Max

Other Devices: GPS, PSP /. @0.5A to 2.1A Max

What’s in the Box

Aukey 20W/4.2A Dual Port Car Charger

User Manual

18 months warranty

Product Features

  • AI Power technology with TI chip inside intelligently detects the input current of the connected devices to maximize both compatibility and charging speed (up to 2.1 amps each port).
  • Dual Port 20W / 4.2A (2.1A+2.1A) USB Car Charger charges your iPad, iPhone, iPod, HTC, Blackberry, MP3 Players, Digital Cameras, PDAs, Mobile Phones at the same time.
  • Use your existing USB charging cables to charge most USB charged devices / Easy-to-see LED confirms whether USB charger is properly connected.
  • Input: DC 12-24V; Output:DC 5V 4.2A or 20W (Shared by two ports).
  • Sophisticated circuit design with over-heated, over-current, over-charging protection. Charging will automatically stop when battery is full.