Keyboard For Surface Pro 3,ZAMO Wireless Bluetooth Keyboard For Surface Pro 3/Pro 4 #1.Specially designed for surface pro 3 and surface pro 4. The keyboard button uses the latest stable scissors structure to give you a more convenient and efficient typing experience just like a traditional laptop. #2.High intensity magnetic absorption.The top of the keyboard adopts high intensity magneto absorption technology. Attach or detach to connect your Surface Pro3/Pro4 is both available just according to your preferences. #3.Wireless Bluetooth performance. Providing high speed connection; When your device power on, just need 4 seconds to connect back automatically without re-connection.The valid connection distance is up to 10M. #4.Responsive Trackpad.With a responsive trackpad, conveniently using like a mouse, navigate and control your tablet precisely, gives you the touch screen experience.No delay and stable connection. #5. Magnetic Absorption Charge. Use the Newest magnetic absorption charge function with no need to worry about the charging cable. We have : 18-month warranty and friendly customer service. For any problems ,please feel free to contact us. Our E-mail is: team3team3@foxmail.com .