... LED light can indicate how many battery capacity remains when you are charging and discharging.1) Battery capacity: 5000mA/3.7V (Lithium-ion ... %,100%7) It come with a USB cable and 7 connectors( Sony ericcson, Nokia,Micro USB,mini USB, iphone, PSP), we use female ... , overvoltage, and overheat10) CE,RoHS ,FCC compliant..u portable power bank