Output: 20V, 3.25A (65W) Connector type: Round small pin (typically 7.9mm outer diameter / 5.5mm inner pin with a center pin) Compatible with Lenovo ThinkPad, IdeaPad, and other models using the round-tip charger Built-in protection against overvoltage, overcurrent, and short circuits Sturdy and travel-friendly design for everyday use AC input: 100–240V ~ 50/60Hz universal voltage
