?RETURN AND EXCHANGE POLICY?Full refund for whatever reason within 30 days of purchase. Additionally, We offer product free exchange should adapter become defective within one year of your purchg. ?GUARANTEE?: Our Ac Adapters are 100% Compatibility with the originals. Complying with the CE/FCC/ROHS/UL Certified Standard. Easy Style 140w USB-C Macbook series chargers have undergone a professional technical inspection before shipment. Pls Rest Assured to buy it !!!. ? Unrivaled Safety ? Easy Style 140W USB-C Macbook charger offers you comprehensive safety protection. Crafted with Top class flame-resistant material and built-in intelligent chip which provides overload/short circuit/overheat protection for your devices; In addition, Anti-Break and Tangle-free design prevents fraying or weakening of the cables over time. ? One Stone Multiful Birds? (Check description below for more models) Cool....Just one Charger meet all your needs for Usb-C/Type-C enable devices' power charge....Compatible for mac charger macbook pro 13 14 15 16 inch 2021 2020 2019 2018 2017(A1706/A1707/A1708/ A1719/A1718/A2442/A2166), macbook pro charger usb c basickaws,mac book air charger Retina 12/13 inch 2021/2020 M1/2019/2018/2017, MacBook Air 13 inch A2337 M1, A2179, A1932 MacBook Air Retina 12-inch A1534/ A1540/ A1646. ?Top-Class & Time Saving? An excellent USB C Charger replacement for Apple ipad, MacBook Pro charger, MacBook Air charger, MacBook charger, Mac charger. Offers high charging efficiency for all USB - C port devices, tablets, laptops as well as smartphones.