Polaroid 2200 mAh Power Pack Portable Battery Bank Compatible with All Smartphones, Rapid Charge - Retail Packaging - Orange 2206 mAh Lithium-ion Battery Compatible With All Smartphones, Built-in 4 level Power Indicator IC Protector To Avoid Overcharging, Over-Discharging & Short Circuit One Full Smartphone Charge, USB Charge Input 5V 500mA, USB Charge Output 5V 800mA Charge Your Device & Power Pack From Any USB Port, Comes With Sync & Charge Cable (Micro USB) Intelligent Power Management To Maintain Efficiency, Long-Lasting Battery Life In A Compact, Portable Size Designed In The USA, Free Customer Support, Satisfaction Guaranteed or Full Refund