65 Watt Surface Laptop Charger Input: 100-240V 50-60Hz, Output: 15V- 4A 65W; USB Port: 5V-1A 5W; Compatible with various Surface devices including models 10, 9, 8, 7/7+, 6, 5, 4, 3, and X, as well as Surface Book 3/2/1 and Surface Go 3/2/1. Keep one in the office, one at home, and another in your carrying case for convenient access to power. The faster 65W charger quickly charges your Surface and includes a USB port to charge other devices simultaneously without missing important notifications. Dimensions: 7.36 x 4.49 x 1.73 inches.