We offer 24 hours customer service, lifetime maintenance and return policy/service in case of any product issue or other issues while using this express charger. Note: The maximum output of 65W requires an e-mark connection cable. ?Excellent compatibility?:The wall charger provides the fastest charging for almost all USB-C and USB-A powered devices. It is undoubtedly a perfect iPhone charger, iPad charger, Macbook Pro charger, Samsung Galaxy S charger, Nintendo Switch charger, etc. ?Latest GaN technology?:This PD charger is powered by GaN+ technology and PD 3.0 to maximize the charging efficiency and reduce heat dissipation. Multiple protection systems to prevent overcharge, overvoltage, overcurrent and short circuit. Keep you and your equipment safe. ?Fast charging?: Single-port USB-C output can provide 65W output , single-port USB-A output can provide 45W output, and when two ports output at the same time, the maximum power of USB-C port is 45W, and the maximum power of USB-A port is 10.2W .When charging with a single port USB-C, it can charge more than 80% of most mobile phones in about 1 hour, and can fully charge most laptops in 2 hour. ?Dual-port design?: USB-C and USB-A in dual-port design can not only let you enjoy the fast charging function, but also solve the charging problem of two different devices at the same time (for example, iPhone and Macbook can be charged at the same time). ?Flat usb c wall charger?: Easy to carry, small and compact, is the best choice for travel; In addition, the USB C wall charger is flat on the wall, and can be non-invasively installed on any wall socket at the back of household furniture such as sofas, beds, nightstands, etc., which does not occupy space.