Easily recharge your mobile devices while on-the-go with this slim battery pack. With two USB ports, you can change two smartphones at once or one tablet from the long-lasting 5000mAh battery. Know how much recharge is available with integrated LED battery status lights. When your device has been fully recharged, the auto shutoff feature prevents unnecessary battery use. When fully discharged, the battery pack recharges within 6 hours. Recharge devices using your USB charging cable or the included micro USB charging cable.