About this item Product Specification and Connector Details: Input: 100-240V 50-60Hz, Output: 19.5V 3.33A 65W (Compatible with 19.5V 2.31A 45W), Smart blue Tip Size: 4.5 x 3.0mm. Please ensure compatibility with your device before purchase. AC 65W Laptop Charger Compatible with Various Models: This charger is compatible with a range of devices, ensuring versatile usage across different models. AC 65W Power Cord Compatible with Multiple Devices: The power cord supports various models for enhanced compatibility and convenience. AC 65W Power Supply Compatibility: This charger is designed to work with various spare part numbers, providing extensive compatibility for your needs. Protect the security of your device: Built-in 5 safety protections (high-temperature, over-current, over-voltage, short-circuit, etc.), which handle voltage fluctuations and line abnormalities, reducing device damage risks and ensuring safe use. Dimensions: 7.36 x 4.96 x 1.85 inches.