1. Wide Input Voltage Range, Input Dc Voltage Is 5~20V, And Can Stably Output 5V Dc Voltage. 2. Can Output A Maximum Current Of 2A. 3. High Conversion Efficiency, Up To 95%. This Product Is Mainly Used In Solar Folding Bags And Solar Chargers. It Can Charge Any Mobile Phone Such As , Mp3, Mp4 And Other Digital Products. 4. Industrial Grade Temperature Range: -40℃ ~ +85℃ 5. Usb Female Output, Can Charge Any 5v Digital Product. Equipped With Plastic Shell, The Shape Is More Beautiful. Input Voltage: 5V-20V Output Voltage: 5V Maximum Output Current: 2000mA Conversion Efficiency: 95% Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Not Affect The Use Colour:As Shown Material:PCB+Plastic Package Contents: 1 x Solar Panel Mainboard Module 1 x Solar Junction Box 1 Set x Screw Installation Package Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.