... , wifi sharing4. Multiple power supply1800mAh USB Power Bank1. Built-in 1800 mAh rechargeable Li-polymer battery, supporting iphone battery charge fully once, 3G ... button, whatever it's on or off, learn how much battery power left.Wi-Fi router, ADSL/DHCP ACCESS Automatic Recognition1. ... with your ipad , notebook. Easy sharing to avoid high battery-consumption of liphone when being hotspot by itself.