A compact super-high-capacity portable charger. PowerIQ ensures intelligent high-speed charging for all your devices and VoltageBoost prevents cable resistance from slowing your charging speeds. Surge protection, short circuit prevention and premium LG battery cells keep you and your devices safe. Compatible with the new 12 inch MacBook, 2015 (USB-C cable needed), Apple and Android smartphones, tablets (including the Nexus 7) and other USB-charged devices EXCEPT for the iPod nano, iPod Classic, HP TouchPad, Dell Venue 11 Pro, some Asus tablets, GPS and Bluetooth devices.