... full battery) Battery - Type: Rechargeable lithium battery - Capacity: 2600mAh - Output Voltage: 3.7v, 4.2v, 5.5v, 9v - Output Current: 400 ... %, 50%, 75%, 100%) - USB connection - Solar charging Input / Output / Buttons- Voltage switch: 3.7v, 4.2v, 5.5v, 9v - Power IN / OUT ... / LED switch - 3 White LED lights for flashlight - Mini USB Included Adapters ...