This 10.1 Inch TFT Screen Monitor With 2560x1600 Resolution, 1000:1 Contrast Ratio ,aspect ratio: 16: 10 viewwing You A Crystal-Clear Viewing Experience Of All Your Content . Portable & Mini Size：This Small Monitor Only Weight 0.75lb/0.35Kg, 10MM Thin Super Slim Design Convenient For You To Carry It In Your Handbag And Take Use USB 5 V Powered, Low Power Consumption, You Can Powered Via On Lap USB Or Power Bank ，Energy Efficient，About Peak Power Consumption 9w