For Lenovo 90W 20V 4.5A 7.9*5.5mm Laptop AC Adapter Battery Charger PS – Lcd4Laptop
Lenovo B590 Power Adapter / Charger
IBM / Lenovo Thinkpad B590 - Genuine OEM Laptop Charger | AC Adapter
20v 4.5a 90w Ac Adapter Charger For Lenovo B490 B590 V480 V480c V480s V580 92p1109 - Laptop Adapter - AliExpress
Laplogix 65W Big Pin 7.9MM Laptop Charger for IBM Lenovo THINKPAD B590 Series 20V 3.25A Laptop Adapter with Power Cord Cable-Black : Amazon.in: Computers & Accessories
Charger Green Cell PRO 20V 3.25A 65W for Lenovo (PIN 7.7-5.5mm)