Brand Name: UGREEN Origin: Mainland China Connector A: USB A Input Voltage: 5V Connector B: Type-C High-concerned chemical: none Amplifier: Yes Output Voltage: 5V Certification: CE Certification: FCC Certification: RoHS Model Number: US173 / US270(with keychain) Type: USB Type: USB Adapter,USB Converter Product Name: USB C Adapter,Type-C Adapter Connector A: USB C Connector B: USB 3.0 Feature: OTG Adapter Function1: Type C Adapter Function2: Thunderbolt 3 Adapter Function 3: OTG Type-C Adapter Complication 1: USB Adapter Type C for Samsung S8 Huawei Mate 9 Complication 2: USB-C to USB 3.0 Adapter for Macbook Xiaomi 6 Model no: US270 / US173 Choice: yes semi_Choice: yes