Input: 100-240V 50-60 Hz; Output:15V-4A 65W; USB Port: 5V-1A 5W USB port can charge your phone Compatible with Surface Pro 3, Surface Pro 4, Surface Pro 5, Surface Pro 6, Surface Pro 7, Surface Pro 7+, Surface Pro 8, Surface Pro 9, Surface Pro 10, Surface Pro X; Surface Laptop 1, Surface Laptop 2, Surface Laptop 3, Surface Laptop 4, Surface Laptop 5, Surface Laptop 6; Surface Book/Book 2/Book 3; Surface Go, Surface Go 2, Surface Go 3; Surface Laptop Studio charger Advanced Safety Features: Equipped with multiple built-in safeguards, our charger ensures your device is protected against overcharging, overheating, and short-circuiting. Its design doubles the lifespan of your computer's battery, ensuring a longer, more reliable performance without the risk of damage Convenience: Our charger is specifically designed to meet all your needs, featuring a 10FT long and a highly sensitive magnetic plug for easy plug-and-play. It delivers a seamless connection without the need for precise alignment. Whether you're charging your device in the bedroom, on the sofa, or at the office, our charger ensures a smooth and effortless charging experience 1×Surface Pro Charger, 1×AC Cord. Our products provide 30 days replaceable service and a one-year guarantee laptop charger