1. Solar Panel(mono or multi-crystalline):5.5V/140mA2. Li-ion Rechargeable Battery: 3.7V/1200 mAh3.Output Voltage:6V4.Output Current:300 mACharging Time:a):Mobile Phone:2.5-3 hours b): Lithium Battery (under full sunlight conditions):8-10 hoursc): Lithium Battery (Via USB charging cable):3-4 hoursPls note that there are two models for this item. one with voltage adjustable(the red), one without voltage
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