⭕[Exquisite Workmanship] Aluminum alloy shell by micro-arc oxidation process makes the shell surface harder and more wearable. Strict quality inspection standards, fine appearance details, refuse to be shoddy. | 💓[USB 3.0 5G Data Transfer Speed] Full USB 3.0 super speed data transfer up to 5Gbps, 10x faster than USB 2.0. Transfer files, HD movies and songs to your USB-C devices in seconds. If your device is usb2.0 standard, the adapter will automatically be downward compatible, and the speed is 2.0 standard 480Mbps. | ⭕[Professional Knowledge 1] If the total length of the 2 cables you are trying to connect exceeds 2M, and the quality of the cables is not very good, it may cause the data transmission rate to decrease and the charging speed to slow down. This is an unchangeable physical principle. The adapter is a non-destructive connection. | ⭕[Knowledge That Only Experts Know] The contact shrapnel is made of high-elastic, high-conductivity copper. After 10000 times plug & unplug test, the shrapnel contact resistance is still less than 15mΩ, this is very important for adapter. | ⭕[Good Service] One email solves all problem, no trouble, no shirk. We are very kind and honest. If you don't like this product, email us, we refund, return not necessary. Trust us, we will solve any problem simply and efficiently. We would rather spend one more hour than you waste one more minute.