USB Step-Up Booster Module
Input DC Voltage : 0.9 to 5 V DC
Output DC Voltage : 5 V DC
Current600 mA
USB Step-Up Booster Module
Input DC Voltage : 0.9 to 5 V DC
Output DC Voltage : 5 V DC
Current600 mA
Watch this video it will give you a clear idea about this product.