Swees 2nd Gen 12000mAh Dual Smart USB Ports (Smartport for maximum charging speed, Total 4.2A Output) Power Bank Portable External Battery PowerBank Charger For iPhone 6 6 plus 5S 5C 5 4S, iPad Air 2 mini, Galaxy S5 S4 S3, Note 3 2, Tab 4 3 2 Pro, Nexus, HTC One, One 2 (M8), LG G3, Nexus, MOTO X and More - Black Using Smart Technology, each port intelligently identifies a specific device so you can plug in any brand or model. Detects your device to deliver its fastest possible charge speed up to 3 amps per port or 4.2 amps through two ports Huge capacity (12000mAh) charges most smartphones 6-7 times. Build-in premium A+ Li-polymer battery cells ensures quality, supplying 500+ recharge cycles over a lifetime 2 smart USB output: provide 4.2A output (Max) current for the immediate rapid Charging, Can charge two devices at the same time; Input: 5V 2A; Full Charging time: Approx 8 hours (use a 2A adapter); Dimensions: 5.67 x 2.91 x 0.75inches ; Weight: 290g 4 LED indicators to show remaining battery level. Stylish, lightweight design ideal for when you need to recharge on the go Package includes: Swees 12000mAh Smart Power bank, 1 x Micro USB Charging Cable, detailed instruction manual