USB 5V to DC 12V 2A Step Up Automatic identification Emulator Trigger Cable with DC 5.5 x 2.1mm Connector - Soshine
Lenovo SC-14 Original AC charger/adapter Output: 5.2V-2A, 7V-2A, 9V-2A,12V- 2A, 24W for Lenovo, Huawei, Samsung, Dell, Asus and many more brand tablet with DC tip : Micro-USB or USB-C, Especially for Lenovo YOGA
Amazon.com: HQRP USB Compatible with DC 12V 2A Barrel Plug Connector -C+ Step-Up Cable Cord Lead Wire : Electronics