Choetech Fast Wireless Charging Pad T550-F 15W Instantly charge your phone or earbuds by placing them in center of wi-fi charging pad. No fuss around plugging and unplugging cables. Designed for convenience. Charge through a phone case (5mm or less (Magnetic and metal attachments or cards will prevent charging.) . Features: Fast charge up to 15W. Compact design. Safety protection. Anti-slip rubber pads. Input: 5V-12V~2A (Max). Output: 15W (Max). USB to Type-C cable included.. . Warranty: 2 year