Specification:
  Rocketek 3A/15W 2 Ports USB Car Charger charges 2 electronic devices(5V USB powered) simultaneously, it is specially made for power-hungry devices, the USB ports offer High Speed charging(Max output of total 3A) for USB powered devices, such as iPad, iPhone, iPod, Android Phone and Tablets, Windows Phones, MP3 Players, Digital Cameras, PDAs, Mobile Phones, etc. Meanwhile, it can convert and increase your car cigarette lighter from 1 to 2 car splitter sockets. 

Compatible Models 
Apple series like iPhone 6, iphone 6 plus, 5S,5C,5,4S,4, iPad 4, iPad mini, The New iPad, iPad 2; Samsung Galaxy series like S4, S3, NOTE2, Tab series; Windows Phones and other Mobile phones, PDA, GPS, MP3 players, Portable wifi, etc.

iphone/ipad Port Compatibility(Designed for Apple products and Blackberry) 
*iPhone 6, iphone 6 plus, 5S, 5C, 5, 4S, 4; iPads and iPods @1A to 2.4A Max 
*Blackberry @ 1.6 A Max 
*Others phones / GPS / Tablet etc. @ 0.5 to 3.1 Ampere Max(May not support charging / or slow charging with some devices)

Samsung/HTC Port Compatibility(Designed for non Apple/Blackberry products) 
*Samsung Galaxy Tab @ 2.1 A Max 
*Android phones/tablets and Samsung Galaxy S4, S3, S2, Galaxy Note 2; Motorola Droid RAZR MAXX; HTC One; other devices @ 1 to 3.1 A Max 
* Other special hungry device @ 1 to 6A Max 

Technical Specification: 
Dual-car splitter socket power consumption - 120 Watts 
Input voltage - 12V / 24V DC 
Output voltage - 12V / 24V DC 
Dual USB output - 5V DC/3A in total

• It is specially made for power-hungry devices. Convert and increase your car cigarette lighter from 1 to 2 sockets as well as 2 USB ports; Multi Charging Adapter.
• 2 high speed USB charging ports(max combined total of 3A/15W output).
• Safely charge any USB powered devices, iphone/ipad port for Apple Devices (also for Blackberry) and Samsung/HTC port for Non-Apple Mobile phones (like Samsung Galaxy S4, NOTE2 and HTC ONE) or other devices.(Use your existing USB charging cables)
• Input DC 12V / 24V compatible, Output:DC 5V 3A Max. or 15W (A combined total of Max. 63W)
• Free lifetime technical support and 24-month manufacturer's warranty.

It is specially made for power-hungry devices. Convert and increase your car cigarette lighter from 1 to 2 sockets as well as 2 USB ports; Multi Charging Adapter.Rocketek