ltem description from the seller
Product Specifications
Product Name: 6A One-to-Four Fast Charging Cable
Material: Aluminum alloy + two-color braided wire
Function: Fast Charging
Color: black, gray (supports customization)
Length: 125m Main line 100cm + Secondary line 25cm (Customization available)
Applicable interfaces: Type-c, IOS, MicroUSB
Current: Type-c 6A, Type-c 3A, IOS 2.4A, Micro 2A
Product Features: One-to-four fast charging cable, Type-c 6A fully compatible protocol, suitable for market 66w fast charging 3A Type-c interface supports single resistor overseas brand models fast charging, achieving a product with stronger compatibility.
Note: Four ports can be used for fast charging simultaneously. I personally tested the four-port fast charging version, which has a built-in buck-boost chip.