Lenovo IdeaPad Charger 20V x 3.25A-65W-1.7mm

A 20V 3.25A charger provides 65 Watts of power (20V * 3.25A = 65W) A 20.0V 3.25A charger with a 4.0mm x 1.7mm pin (often referred to as a "small pin" ) provides 65 Watts of power.

Lenovo Legion 20Vx11.5A-230W-USB Pin

A 20V 11.5A charger provides 230 Watts of power. The "USB pin". This high-wattage charger is specifically designed for Lenovo's most powerful laptops.

Lenovo ThinkPad 20Vx3.25A-65W-USB

A 20V 3.25A (65W) charger with a USB pin. This connector was standard for many generations of ThinkPad laptops.

Lenovo Type-C charger 20Vx3.25A-65W

A 20V 3.25A (65W) Type-C charger is compatible with a wide range of Lenovo laptops that support USB Power Delivery.