Anchor 36W 5V / 7.2A 4-Port USB Charger wall charger with PowerIQ Technology Wall Charger Travel Power Adapter for Smartphones Tablets and other USB devices loaded (Electronics)
Absolutely not indispensable. Previously you had to carry around up to three power supplies, now extends this one, all devices (iPhone, iPad, mobile hotspot, Tizi etc. are now through this anchor device loaded, just awesome and just as fast as with t