5V 2A Solar Panel Power Bank USB Charge Voltage Controller Regulator

Features1) Automatic identification for phone and other smartphone2) 5V constant voltage output3) Automatic restart (after the sun weaker, stop charging, automatic recovery after discharge to strong sunlight)4) Compatible with most smart phones, tablet, ipad, digital cameras, etc. Specification:Input voltage: 5V-20VOutput voltage: 5VMaximum output current: 2000mAConversion Efficiency:95%Product size: 3.5x3cm/1.38×1.18″Quantity: 1 PcNote:Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bidDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 1Pc