POWER CUBE 9000 high capacity universal power bank uses metallic case with elaborate soft edge, anti-skid and antistatic pads. An embedded Lightning cable to charge Apple devices makes charging cordless and cableless. It also builds in USB output port to charge most mobile devices and Micro USB input port to recharge itself. Specially designed LED indicator can clearly show you the charging and recharging status. One-key power button, you can press to start charging and see the battery level and charging status. It uses smart circuit to protect it from overcharge, over-discharge, overvoltage, over-current, short circuit etc., extremely safe.