I am looking for an AC to DC power converter that allows me to plug my car chargers in my house. It must support 9.6 amps/40 watts of power so it can support these: Aleratec Quad 4 Port USB 9.6a (2.4 amps x 4) Rapid Car Charger for iPhone, Smartphones, iPad and Tablets http://amzn.com/B00EP3IWG2 [NEW RELEASE] Saicoo 8A/40W 4 USB High output Ports Car Charger(83CM Cable Length), with separated ON/OFF Switch /LED indicator and one Silicone Paste and Velcro, Charger for iPhone 5S, 5C, 5, 4S, 4; iPads and iPods; Samsung Galaxy S4, S3, S2, Galaxy Note 2; Motorola Droid RAZR MAXX; HTC One X V S and more - White http://amzn.com/B00GANTT94 I live in thE USA so it has to be USA power prongs. It also must be on amazon. I hope someone can help me. Thanks!