ITEM NAME:DC 6V-20V 18V to 5V 2A USB Solar Panel Power Charger Regulator Folding bag/ C Tt Features and uses: This product is mainly used in the solar folding bag and solar charger, which can be any of Apple and other mobile phone, MP3, MP4 and other digital products charge. 1. Wide input voltage range, input DC voltage 6V ~ 20V, 5V DC output voltage can be stabilized. (usually between 4.9V~5.2V) 2. The maximum output current 2A 3. High conversion efficiency, up to 95%. 4. Industrial Temperature Range: -40 ° C to + 85 ° C 5. USB female output, may be any 5V digital products charge 6. Matching plastic shell, more beautiful shape Note: Do not connect the wrong positive or negative over the input voltage range, or immediately burn the chip, the consequences at your own risk! Package Included: 1x Solar Panel USB Charger Regulator with cover Screws.(usually between 4.9V~5.2V). The maximum output current 2A.