Ventev 532975 wallport r2200 Black Dual-USB/Rapid 4.2 Amp Wall Charger (Charger Only) Type: Wall Charger Compatible Phone Manufacturer: Universal Adapter: USB Standard USB Port: 2 Output Volt: 5 V each port Output Amp: 2.1 A each port Features: Charger only Two rapid-charging USB ports power devices at their maximum rates Universal compatibility for charging any device Charges two devices at once