Cellet Home and Travel Compact Dual 1 Amp and 2.1 Amp 10 Watt USB Ports with 5 Ft Micro USB Cord for Samsung S3 S4 S5 Note 2 3 HTC One Nokia Motorola Smartphones Innovative, sleek compact design Smart IC Chip Technology prevents your device from overcharging, overheating and overcurrent Dual USB Ports: 1Ah and 2.1Ah (can charge two devices simultaneously) 5 foot micro USB data cable included Use your existing USB charging cables to charge additional USB powered devices