1. Item name: Surface RT Tablet 24W 12V,2A Power Supply | 2. Condition: Brand new and high quality. | 3. Fast charging: It can help you to save 50% charging time compared to a normal power supply. Input(AC):100V-240V 0.65A 50/60Hz, Output(DC): 12V 2A. | 4. Easy to Use: With magnetic connector, just plug and play, no additional software or firmware required. With LED indicator, easily shows the power status. | 5. Our advantage: 10 years Power Adapter production and sales experience.