Technology Electromagnetic Digitizer Active Area 10" x 6.25" Resolution 4000 LPI (Lines Per Inch) Report Rate 220 RPS(Revolutions Per Second) Express Buttons 8 Express keys Functional Cells 16 Functional keys Pressure Sensitivity 2048 Levels Reading Height 0.4" Supply Voltage DC 5V Input Current Advanced Pen Technology To simulate traditional digital pens, the Huion H610 digital pen features 2048 levels of pen pressure sensitivity. Varying the pressure of the pen against the tablet can create variations in line width and opacity, which makes you feel as if you are drawing with a real pen. Time-Saving Express Keys Use the 8 Express-Keys and the 16 Function-Keys(definable) on the H610 to activate your own habitual shortcuts and modifiers in each of your tablet applications, saving your precious time for more efficient work. Package Contents: A. Huion H610 Tablet B. Wireless Pen(with 2 programmable buttons, 1 AAA battery needed) C. Pen Stand (4 Nips + 1 Remover included) D.User Manual