Model No.:WGS_PB_002,Usb Port:Dual USB,Color:Black,Input Voltage:5V 2Amp(Max),Output Voltage:5VDC,Output Current:2.1Amp (Max),Battery TypeLithium Polymer,Battery Capacity:10000mAH,Charging Time:6-8 hours,1.Led Indicator ,2. Over Current Protection and Over Voltage Protection,3. Short Circuit Protection,4.Protection from Incorrect Insertion.,5. Higher Efficiency Above 85%,6. PTC Protective Circuit,7. Uses with all types of smart phones, feature Phones , tablets and many more electronic devices,8.Overcharge /Overdischarge Protection.,