"Details: Independent circuit for two ports. Maximum 18w output with Qualcomm technology up to four times faster than a traditional charger. The QC 3.0 charger is effective with 0% to 80% in 40 minutes of charging. Specifications: Function:                Qi Model Number:   WQC-348 Item:                        Fast-charge Car Charger Input Voltage:       DC12-24V Weight:                   30g Quick Charge:       3.0 USB Output Voltage:   5V/9V/12V Size:                          3x3x8cm"