E-WOITD 5V 3A Solar Panel Power Bank Dual USB Charge Voltage Controller Regulator Charger

Features1) Automatic identification for phone and 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: 5-30V 3A (Max)Output voltage: 5V 3A (Max)Maximum output current: 2000mA(Single USB) 3000mA(Dual USB)Conversion Efficiency: 95%Product size: 4. 27x4.18x1.27cm 1.68x1.64x0.5inchPackage include: 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!