Fasgear USB-C to USB 2.0 CableSupport Charging Protocol: 1. Huawei 40W SuperCharge Protocol,up to 10V/4A; 2. Backforward support 22.5W SuperCharge Protocol, up to 5V/4.5A or 4.5V/5A; 3. And backforward support 18W FastCharge Protocol, up to 9V/2A. Notes: 1. DON'T support Qualcomm QC3.0, Qualcomm QC2.0, Samsung AFC and other fast charging protocol. 2. EXCPET Huawei serial smartphones, other phones with USB C port can only up to 5V/2.4A output. Compatible List: 1. 40W Super Charge Compatible Devices: Huawei P30 Pro, Huawei Mate 20 Pro, Honor Magic 2, Nova 5, Nova 5 Pro 2. 22.5W Super Fast Charge Compatible Devices(Incomplete List): Huawei P30, P20, P20 Pro, P10, P10+, Mate 20, Mate 20X, Mate 10 Pro, Mate 10, Mate 9 Pro, Mate 9, Honor 20, Honor 20 Pro, Honor V20, Honor Note 10, Honor V10, Honor 10 etc 3. 18W Quick Charge Compatible Devices(Incomplete List): Huawei Nova 4, Nova 2, Nova 2+, Nova 2s, Honor V9, Honor 9, Honor V8, Honor 8 etc. 4. 12W Charge Compatible Devices(Incomplete List): Almost current available USB C Devices but not charge with full speed, like Google Pixel 2xl, Pixel C, Nexus 5X / 6P, Oneplus 7 / 7 pro, Galaxy S10 / S10e / S9 / S9+ / S8 / S8+ etc. Notes: 1.For 40W Super Fast Charge, please use the original Huawei 10V/4A Charger Adapter. 2.12W Charge mode is suitable for all current available USB C Devices, but not charge with full speed. If your non-Huawei brand moblie phones want to get full charging speed, please pick other tpye C cable in our store. What You Get: 1 Pack Fasgear Type C cable, 18-month warranty and friendly customer service.