Surface A1625 36W 12V 2.58A Laptop Charger The Surface Laptop Charger (A1625) delivers 36W of stable power with 12V/2.58A output and an additional 5V/1A USB port for simultaneous device charging. Compact and reliable, it’s ideal for home, office, or travel use. Specifications Model: A1625 Output Power: 36W DC Output: 12V / 2.58A USB Output: 5V / 1A Connector Type: Surface proprietary Compatibility: Surface tablets and laptops Usage: Home, office, travel Design: Compact, lightweight, durable