Fast Charging for Four Devices: Enjoy the convenience of powering four devices simultaneously with our advanced GaN technology for optimal performance. Dual High-Speed USB-C Ports: Rapidly charge your 15-inch MacBook Air to 50% in just 30 minutes with either of the two USB-C ports, each offering a maximum output of 140W. Superior Safety: The advanced ActiveShield 2.0 system monitors device temperatures over 3 million times a day for enhanced safety. Monitor with Ease and Clarity: The high-definition color display provides a detailed view of the charging status, temperature, and port details, keeping you fully informed. What You Get: Anker Charger (140W, 4-Port, PD 3.1), 5 ft 240W USB-C to USB-C cable, user manual, 18-month warranty, and our friendly customer service.