... Bank/Power ChargerCapacity5000 mAHInput 5VOutput5VBattery TypeLithium-Ion Polymer BatteryMaterialAluminium BodyFunctionLED light,ChargerColorRed,Orange,Blue,Silver,BlackCycle Life5 YearsWarranty Period1 YearSize3.5 ... are blue, the unit is fully charged. Hot Sell! 5000mAH Power Bank For Mobile Phones,Portable Charge for MP3, MP4, PSP, GPS, Digital Camera ...