COMPATIBILITY - New 29W 30W MacBook Air Mi Chip Retina 13-inch 2020 2018,MacBook Retina 12-Inch 2015 2016 2017 and New iPad Pro 12.9-Inch/ 11-Inch/10.9-Inch 2018 2019 2020 18W Models | POWER SEPCS - USB-C Port : Output: Type-C PD 5V/3A, 9V/3A, 10V/2A, 15/2A(Fit for 18W 20W 29W 30W) Input: 100V-240V/AC, 50/60Hz | FEATURES - Included a 7.5 feet Extra Long USB C to C cable (much longer than normal 5-7 feet cable),Sufficient cable length allows you to work / home / travel / game without any obstacles,USB C to C cable providing 480Mbps extremely fast data transmission | SAFETY / UL LISTED - Underwriters Laboratories, the leading American consumer product testing laboratory, Our product as meeting their standards for electrical safety. Including protection against short circuiting, overvoltage, overcurrent, and internal overheating. | AFTER SALES:As a professional and honest seller, we are confident to offer an industry-leading return and exchange policy: 1. We offer a no-questions-asked RETURN GUARANTEE within 30 days of purchase, 2. For TWO YEARS from the date of purchase, we will exchange your product for free should it become defective.