Voltsonic VSMCH-2WBL Signature 2.1A/1A Dual USB Car Charger with LED Ring (Blue/White) Type: Car Charger Compatible Phone Manufacturer: Universal Adapter: USB Standard USB Port: 2 Output Volt: 5V Output Amp: 3.1A Support Volt: 3.1A Specifications: USB Output: 2.1A + 1A