Gear Head High Capacity Mobile Powerbank with Micro USB Charging Cable, Silver (PB5000SLV) 5000 mAh capacity Dual USB charging ports Lithium-Polymer (Li-Pol) storage USB-to-Micro charging cable Tablet & smartphone compatible 5000mAh Capacity Dual USB Charging Ports Lithium-Polymer (Li-Pol) Storage Technology USB-to-Micro Charging Cable Tablet & Smartphone Compatible MP3 Player Support