Fast charging: 68-watt combined USB Power Delivery PD 3.0 (USB-C 60 watt, USB-A 18 watt) for high-speed charging of compatible devices, like iPhone, iPad Pro, Samsung Galaxy, MacBook Air, MacBook Pro, and more GaN technology: GaN components waste less power and produce less heat (compared to silicon), which results in a more efficient charge Compact size: small but powerful thanks to innovative GaN technology; design includes a foldable plug for travel-friendly portability Safety features: integrated over-voltage, overheating, and short-circuit protection to keep connected devices safe Output one port: PD 3.0 (USB-C1 Port): 5V ⎓ 3A / 9V ⎓ 3A / 15V ⎓ 3A /20V ⎓ 3A (Up to 60W); Output dual ports: (USB-C1 Port): 5V ⎓ 3A / 9V ⎓ 3A / 15V ⎓ 3A /20V ⎓ 2.5A (Up to 50W), PD 3.0 (USB-C2 Port): 5V ⎓ 3A / 9V ⎓ 2A (Up to 18W) In the box: 2-port USB-C wall charger, user manual, and an Amazon Basics 1-year limited warranty Charging speed varies depending on the device