Apollo Fast Wireless Charging: Input: USB-C PO 3.0 5V/2A, 9V/1.67A, 12V/1.67A Output: Wireless 5W, 7.5W, lOW, 15W u LED Charge Indicator: Solid White - Device is charging Blinking White - Interference between the pad and your device Instructions for proper usage: • Always connect to power using a Nimble USB-C Wall Charger, for the safest, most efficient charging experience. Other Wall Chargers will work but the output should be at least 18W. • Charges through most slim, protective cases (up to 3mm thick).