On zdrajca znalazłem to yellow usb port lenovo Przybliżenie Banita Odbierz telefon
Original Lenovo 20V 3.25A 65W USB Square Yellow Port AC Power Adapter – eBuy KSA
12V 3A 36W Mini Yellow USB Square Port Lenovo AC Power Adapter Charger Lenovo ThinkPad 10 Helix 2 4X20E75066 TP00064A ADLX36NCC2A Tablet - WIT Computers
Lenovo 20V 2.25A 45W USB Square Yellow Port Original AC Power Adapter or Charger for Lenovo Yoga2 11 11S s1 K2450 (Lenovo 45W Adapter USB) - WIT Computers
USB Square yellow pin DC Power Charger Plug Cable connector for lenovo IBM Laptop adapter Square Interface DC cable | Laptop adapter, Ultrabook, Usb
USB Square yellow pin DC Power Charger Plug Cable connector for lenovo IBM Laptop adapter Square Interface DC cable|charger for lenovo laptop|charger for laptopibm connectors - AliExpress
USB Square yellow pin DC Power Charger Plug Cable connector for lenovo IBM Laptop adapter Square Interface DC cable|charger for lenovo laptop|charger for laptopibm connectors - AliExpress