KMASHI 31W 6.2A 4-Port (2.1Amp x 2,1Amp x 2) Family-Sized Desktop USB Wall Charger Travel AC Power Charging Adapter w/Cord for iPhone 5s 5c 5 4s,iPad 4 Air mini,Samsung Galaxy S5 S4 S3 S2,Note 3 2,Google Nexus 4 5 7 10,Android Phone,5V Tablets,Bluetooth Speakers Headphones,GPS,External Battery,Smartwatch Provide 4 USB ports,can charge 4 digital devices at the same time.Two of 5V/1A USB ports can charge for smartphones,two of 5V/2.1A ports can charge for tablets.100-240V,50/60Hz input. Suitable for smartphones/MP3/MP4 and other 5V input digital devices. Compact, unibody design, 4 Ports USB into ONE Charger: Space-saving,Energy-saving,Far away from Mess or Tangles. Built-in over-voltage, over-current leakage and short circuit protection,effectively protect the devices. Package contents: KMASHI 4-Port 31W AC Wall Charger, user manual.