DescriptionThe most powerful car charger (6A or 30W) on the market with 4 USB ports. The Saicoo 6A/30W 4 Ports USB Car Charger charges 4 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 6A, single port 3A) for USB powered devices, such as iPad, iPhone, iPod, Android Phone and Tablets, Windows Phones, MP3 Players, Digital Cameras, PDAs, Mobile Phones, etc. Compatible ModelsApple series like iPhone 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, Amazon Kindle fire / DX and other kindles, etc. A Port Compatibility(Designed for Apple products and Blackberry) *iPhone 5S, 5C, 5, 4S, 4; iPads and iPods @1A to 2.4A Max *Blackberry @ 1.6 Ampere Max *Others phones / GPS / Tablet etc. @ 0.5 to 3.1 Ampere Max(May not support charging / or slow charging with some devices) NA Port Compatibility(Designed for non Apple/Blackberry products) *Samsung Galaxy Tab @ 2.1 Ampere 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 Ampere Max NOTE: NOT compatible with HP TouchPad, Asus transformer, Motorola Xoom or Blackberry Playbook. About the Charger* 4 USB charging ports(Max output of total 6A, single port 3A) * Universal 100V - 240V compatible * 1 year limited replacement warranty