About this item Input: AC 100-240V 1.2A 50-60Hz. Output: 19.5V 2.31A 45W. Package: 1x AC adapter & 1x AC power cable. Please check your laptop models to ensure compatibility. This replacement charger is compatible with various Chromebook models. This replacement USB C laptop charger is compatible with several Yoga models. This power cord uses high-quality materials, ensuring wear resistance, aging resistance, and durability. It has passed strict USB compliance standard tests and features automatic heat dissipation, overload protection, and short circuit protection to ensure safe usage. Dimensions: 5.98 x 4.61 x 1.85 inches.