Micro USB Input: 5V/2A, USB Outputs Type-C: 5V/2.1A, Includes a display to see the percentage of the battery that is available, Includes sensors for overcharging voltage, over charging current, over discharging voltage, over heat and short protection and surge control. DISCLAIMER Wireless charging is a newer technology built on newer phone models. The phone must be off the case or charging may not work. There cannot be any metal between the phone as it will cause it to turn off.