1.Warranty: 3 years 2.OEM/ODM 3.CE,ROHS,FCC 4.Capacity:4400mAh 5.With 4 LED lights Mobile power with 3 years warranty!Specification:1). Battery cell: 18650 Li-ion battery 2). Capacity: 4400mAh/5200mAh2). Input: 5V DC, 800mA3). Output: 5.3V DC,1000mA4). Dimension: 94*45*22mm 5). Operating temperatures: -10 to 50°C6). Cycle lifespan: ≥5007). Charging time: 5-6 hours8). Colors: Black,Silver,Red,Blue ...