Input: 100–240V ~ 50/60Hz Output: 19V, 3.42A (65W) Connector type: Small pin (5.5mm outer diameter / 1.7mm inner diameter) Compatible with a wide range of Acer laptops, including Aspire and Extensa series Built-in safety features including overvoltage, overcurrent, and short-circuit protection Durable design with reinforced cable and strain relief Ideal for home, office, or travel use