Lenovo laptop charger with a 20V-3.25A specification is a 65W charger with a rectangular, yellow USB-like tip that includes a center pin. Its input is standard 100-240V, 50/60Hz, and it includes built-in protections against short circuits, over-voltage, and over-current. This charger is compatible with many Lenovo models, such as ThinkPads and Ideapads, but it is crucial to verify the connector size and output on your original adapter or laptop manual before purchasing.

Output Power: \(20V-3.25A\), which is equivalent to \(65W\).
Input Voltage: \(100-240V\), \(50/60Hz\).
Connector Type: Rectangular yellow tip with a center pin.
Connector Size: Approximately \(11mm\times 0.5mm\) or \(4.0mm\times 1.7mm\) (check the original adapter)
.Safety Features: Short circuit, over-voltage, and over-current protection.
Certifications: Typically certified with standards like CE, ROHS, and CCC.
Compatibility: Designed for many Lenovo laptops, including various ThinkPad and Ideapad models.